2017-08-29 19:41:00

27 files changed, 320 insertions, 120 deletions

diff --git a/context/data/scite/context/lexers/data/scite-context-data-context.lua b/context/data/scite/context/lexers/data/scite-context-data-context.lua
index c8c3ef4e0..9b7479f56 100644
--- a/context/data/scite/context/lexers/data/scite-context-data-context.lua
+++ b/context/data/scite/context/lexers/data/scite-context-data-context.lua
@@ -1,4 +1,4 @@
 return {
- ["constants"]={ "zerocount", "minusone", "minustwo", "plusone", "plustwo", "plusthree", "plusfour", "plusfive", "plussix", "plusseven", "pluseight", "plusnine", "plusten", "plussixteen", "plushundred", "plustwohundred", "plusthousand", "plustenthousand", "plustwentythousand", "medcard", "maxcard", "maxcardminusone", "zeropoint", "onepoint", "halfapoint", "onebasepoint", "maxcount", "maxdimen", "scaledpoint", "thousandpoint", "points", "halfpoint", "zeroskip", "zeromuskip", "onemuskip", "pluscxxvii", "pluscxxviii", "pluscclv", "pluscclvi", "normalpagebox", "endoflinetoken", "outputnewlinechar", "emptytoks", "empty", "undefined", "voidbox", "emptybox", "emptyvbox", "emptyhbox", "bigskipamount", "medskipamount", "smallskipamount", "fmtname", "fmtversion", "texengine", "texenginename", "texengineversion", "texenginefunctionality", "luatexengine", "pdftexengine", "xetexengine", "unknownengine", "activecatcode", "bgroup", "egroup", "endline", "conditionaltrue", "conditionalfalse", "attributeunsetvalue", "uprotationangle", "rightrotationangle", "downrotationangle", "leftrotationangle", "inicatcodes", "ctxcatcodes", "texcatcodes", "notcatcodes", "txtcatcodes", "vrbcatcodes", "prtcatcodes", "nilcatcodes", "luacatcodes", "tpacatcodes", "tpbcatcodes", "xmlcatcodes", "ctdcatcodes", "escapecatcode", "begingroupcatcode", "endgroupcatcode", "mathshiftcatcode", "alignmentcatcode", "endoflinecatcode", "parametercatcode", "superscriptcatcode", "subscriptcatcode", "ignorecatcode", "spacecatcode", "lettercatcode", "othercatcode", "activecatcode", "commentcatcode", "invalidcatcode", "tabasciicode", "newlineasciicode", "formfeedasciicode", "endoflineasciicode", "endoffileasciicode", "spaceasciicode", "hashasciicode", "dollarasciicode", "commentasciicode", "ampersandasciicode", "colonasciicode", "backslashasciicode", "circumflexasciicode", "underscoreasciicode", "leftbraceasciicode", "barasciicode", "rightbraceasciicode", "tildeasciicode", "delasciicode", "lessthanasciicode", "morethanasciicode", "doublecommentsignal", "atsignasciicode", "exclamationmarkasciicode", "questionmarkasciicode", "doublequoteasciicode", "singlequoteasciicode", "forwardslashasciicode", "primeasciicode", "hyphenasciicode", "activemathcharcode", "activetabtoken", "activeformfeedtoken", "activeendoflinetoken", "batchmodecode", "nonstopmodecode", "scrollmodecode", "errorstopmodecode", "bottomlevelgroupcode", "simplegroupcode", "hboxgroupcode", "adjustedhboxgroupcode", "vboxgroupcode", "vtopgroupcode", "aligngroupcode", "noaligngroupcode", "outputgroupcode", "mathgroupcode", "discretionarygroupcode", "insertgroupcode", "vcentergroupcode", "mathchoicegroupcode", "semisimplegroupcode", "mathshiftgroupcode", "mathleftgroupcode", "vadjustgroupcode", "charnodecode", "hlistnodecode", "vlistnodecode", "rulenodecode", "insertnodecode", "marknodecode", "adjustnodecode", "ligaturenodecode", "discretionarynodecode", "whatsitnodecode", "mathnodecode", "gluenodecode", "kernnodecode", "penaltynodecode", "unsetnodecode", "mathsnodecode", "charifcode", "catifcode", "numifcode", "dimifcode", "oddifcode", "vmodeifcode", "hmodeifcode", "mmodeifcode", "innerifcode", "voidifcode", "hboxifcode", "vboxifcode", "xifcode", "eofifcode", "trueifcode", "falseifcode", "caseifcode", "definedifcode", "csnameifcode", "fontcharifcode", "fontslantperpoint", "fontinterwordspace", "fontinterwordstretch", "fontinterwordshrink", "fontexheight", "fontemwidth", "fontextraspace", "slantperpoint", "interwordspace", "interwordstretch", "interwordshrink", "exheight", "emwidth", "extraspace", "mathsupdisplay", "mathsupnormal", "mathsupcramped", "mathsubnormal", "mathsubcombined", "mathaxisheight", "muquad", "startmode", "stopmode", "startnotmode", "stopnotmode", "startmodeset", "stopmodeset", "doifmode", "doifelsemode", "doifmodeelse", "doifnotmode", "startmodeset", "stopmodeset", "startallmodes", "stopallmodes", "startnotallmodes", "stopnotallmodes", "doifallmodes", "doifelseallmodes", "doifallmodeselse", "doifnotallmodes", "startenvironment", "stopenvironment", "environment", "startcomponent", "stopcomponent", "component", "startproduct", "stopproduct", "product", "startproject", "stopproject", "project", "starttext", "stoptext", "startnotext", "stopnotext", "startdocument", "stopdocument", "documentvariable", "unexpandeddocumentvariable", "setupdocument", "presetdocument", "startmodule", "stopmodule", "usemodule", "usetexmodule", "useluamodule", "setupmodule", "currentmoduleparameter", "moduleparameter", "everystarttext", "everystoptext", "startTEXpage", "stopTEXpage", "enablemode", "disablemode", "preventmode", "definemode", "globalenablemode", "globaldisablemode", "globalpreventmode", "pushmode", "popmode", "typescriptone", "typescripttwo", "typescriptthree", "mathsizesuffix", "mathordcode", "mathopcode", "mathbincode", "mathrelcode", "mathopencode", "mathclosecode", "mathpunctcode", "mathalphacode", "mathinnercode", "mathnothingcode", "mathlimopcode", "mathnolopcode", "mathboxcode", "mathchoicecode", "mathaccentcode", "mathradicalcode", "constantnumber", "constantnumberargument", "constantdimen", "constantdimenargument", "constantemptyargument", "continueifinputfile", "luastringsep", "!!bs", "!!es", "lefttorightmark", "righttoleftmark", "breakablethinspace", "nobreakspace", "nonbreakablespace", "narrownobreakspace", "zerowidthnobreakspace", "ideographicspace", "ideographichalffillspace", "twoperemspace", "threeperemspace", "fourperemspace", "fiveperemspace", "sixperemspace", "figurespace", "punctuationspace", "hairspace", "zerowidthspace", "zerowidthnonjoiner", "zerowidthjoiner", "zwnj", "zwj", "optionalspace", "asciispacechar", "Ux", "eUx", "Umathaccents", "parfillleftskip", "parfillrightskip" },
+ ["constants"]={ "zerocount", "minusone", "minustwo", "plusone", "plustwo", "plusthree", "plusfour", "plusfive", "plussix", "plusseven", "pluseight", "plusnine", "plusten", "plussixteen", "plushundred", "plustwohundred", "plusthousand", "plustenthousand", "plustwentythousand", "medcard", "maxcard", "maxcardminusone", "zeropoint", "onepoint", "halfapoint", "onebasepoint", "maxcount", "maxdimen", "scaledpoint", "thousandpoint", "points", "halfpoint", "zeroskip", "zeromuskip", "onemuskip", "pluscxxvii", "pluscxxviii", "pluscclv", "pluscclvi", "normalpagebox", "endoflinetoken", "outputnewlinechar", "emptytoks", "empty", "undefined", "voidbox", "emptybox", "emptyvbox", "emptyhbox", "bigskipamount", "medskipamount", "smallskipamount", "fmtname", "fmtversion", "texengine", "texenginename", "texengineversion", "texenginefunctionality", "luatexengine", "pdftexengine", "xetexengine", "unknownengine", "activecatcode", "bgroup", "egroup", "endline", "conditionaltrue", "conditionalfalse", "attributeunsetvalue", "uprotationangle", "rightrotationangle", "downrotationangle", "leftrotationangle", "inicatcodes", "ctxcatcodes", "texcatcodes", "notcatcodes", "txtcatcodes", "vrbcatcodes", "prtcatcodes", "nilcatcodes", "luacatcodes", "tpacatcodes", "tpbcatcodes", "xmlcatcodes", "ctdcatcodes", "escapecatcode", "begingroupcatcode", "endgroupcatcode", "mathshiftcatcode", "alignmentcatcode", "endoflinecatcode", "parametercatcode", "superscriptcatcode", "subscriptcatcode", "ignorecatcode", "spacecatcode", "lettercatcode", "othercatcode", "activecatcode", "commentcatcode", "invalidcatcode", "tabasciicode", "newlineasciicode", "formfeedasciicode", "endoflineasciicode", "endoffileasciicode", "spaceasciicode", "hashasciicode", "dollarasciicode", "commentasciicode", "ampersandasciicode", "colonasciicode", "backslashasciicode", "circumflexasciicode", "underscoreasciicode", "leftbraceasciicode", "barasciicode", "rightbraceasciicode", "tildeasciicode", "delasciicode", "lessthanasciicode", "morethanasciicode", "doublecommentsignal", "atsignasciicode", "exclamationmarkasciicode", "questionmarkasciicode", "doublequoteasciicode", "singlequoteasciicode", "forwardslashasciicode", "primeasciicode", "hyphenasciicode", "activemathcharcode", "activetabtoken", "activeformfeedtoken", "activeendoflinetoken", "batchmodecode", "nonstopmodecode", "scrollmodecode", "errorstopmodecode", "bottomlevelgroupcode", "simplegroupcode", "hboxgroupcode", "adjustedhboxgroupcode", "vboxgroupcode", "vtopgroupcode", "aligngroupcode", "noaligngroupcode", "outputgroupcode", "mathgroupcode", "discretionarygroupcode", "insertgroupcode", "vcentergroupcode", "mathchoicegroupcode", "semisimplegroupcode", "mathshiftgroupcode", "mathleftgroupcode", "vadjustgroupcode", "charnodecode", "hlistnodecode", "vlistnodecode", "rulenodecode", "insertnodecode", "marknodecode", "adjustnodecode", "ligaturenodecode", "discretionarynodecode", "whatsitnodecode", "mathnodecode", "gluenodecode", "kernnodecode", "penaltynodecode", "unsetnodecode", "mathsnodecode", "charifcode", "catifcode", "numifcode", "dimifcode", "oddifcode", "vmodeifcode", "hmodeifcode", "mmodeifcode", "innerifcode", "voidifcode", "hboxifcode", "vboxifcode", "xifcode", "eofifcode", "trueifcode", "falseifcode", "caseifcode", "definedifcode", "csnameifcode", "fontcharifcode", "fontslantperpoint", "fontinterwordspace", "fontinterwordstretch", "fontinterwordshrink", "fontexheight", "fontemwidth", "fontextraspace", "slantperpoint", "mathexheight", "mathemwidth", "interwordspace", "interwordstretch", "interwordshrink", "exheight", "emwidth", "extraspace", "mathsupdisplay", "mathsupnormal", "mathsupcramped", "mathsubnormal", "mathsubcombined", "mathaxisheight", "muquad", "startmode", "stopmode", "startnotmode", "stopnotmode", "startmodeset", "stopmodeset", "doifmode", "doifelsemode", "doifmodeelse", "doifnotmode", "startmodeset", "stopmodeset", "startallmodes", "stopallmodes", "startnotallmodes", "stopnotallmodes", "doifallmodes", "doifelseallmodes", "doifallmodeselse", "doifnotallmodes", "startenvironment", "stopenvironment", "environment", "startcomponent", "stopcomponent", "component", "startproduct", "stopproduct", "product", "startproject", "stopproject", "project", "starttext", "stoptext", "startnotext", "stopnotext", "startdocument", "stopdocument", "documentvariable", "unexpandeddocumentvariable", "setupdocument", "presetdocument", "startmodule", "stopmodule", "usemodule", "usetexmodule", "useluamodule", "setupmodule", "currentmoduleparameter", "moduleparameter", "everystarttext", "everystoptext", "startTEXpage", "stopTEXpage", "enablemode", "disablemode", "preventmode", "definemode", "globalenablemode", "globaldisablemode", "globalpreventmode", "pushmode", "popmode", "typescriptone", "typescripttwo", "typescriptthree", "mathsizesuffix", "mathordcode", "mathopcode", "mathbincode", "mathrelcode", "mathopencode", "mathclosecode", "mathpunctcode", "mathalphacode", "mathinnercode", "mathnothingcode", "mathlimopcode", "mathnolopcode", "mathboxcode", "mathchoicecode", "mathaccentcode", "mathradicalcode", "constantnumber", "constantnumberargument", "constantdimen", "constantdimenargument", "constantemptyargument", "continueifinputfile", "luastringsep", "!!bs", "!!es", "lefttorightmark", "righttoleftmark", "breakablethinspace", "nobreakspace", "nonbreakablespace", "narrownobreakspace", "zerowidthnobreakspace", "ideographicspace", "ideographichalffillspace", "twoperemspace", "threeperemspace", "fourperemspace", "fiveperemspace", "sixperemspace", "figurespace", "punctuationspace", "hairspace", "zerowidthspace", "zerowidthnonjoiner", "zerowidthjoiner", "zwnj", "zwj", "optionalspace", "asciispacechar", "Ux", "eUx", "Umathaccents", "parfillleftskip", "parfillrightskip" },
  ["helpers"]={ "startsetups", "stopsetups", "startxmlsetups", "stopxmlsetups", "startluasetups", "stopluasetups", "starttexsetups", "stoptexsetups", "startrawsetups", "stoprawsetups", "startlocalsetups", "stoplocalsetups", "starttexdefinition", "stoptexdefinition", "starttexcode", "stoptexcode", "startcontextcode", "stopcontextcode", "startcontextdefinitioncode", "stopcontextdefinitioncode", "texdefinition", "doifelsesetups", "doifsetupselse", "doifsetups", "doifnotsetups", "setup", "setups", "texsetup", "xmlsetup", "luasetup", "directsetup", "fastsetup", "doifelsecommandhandler", "doifcommandhandlerelse", "doifnotcommandhandler", "doifcommandhandler", "newmode", "setmode", "resetmode", "newsystemmode", "setsystemmode", "resetsystemmode", "pushsystemmode", "popsystemmode", "booleanmodevalue", "newcount", "newdimen", "newskip", "newmuskip", "newbox", "newtoks", "newread", "newwrite", "newmarks", "newinsert", "newattribute", "newif", "newlanguage", "newfamily", "newfam", "newhelp", "then", "begcsname", "strippedcsname", "checkedstrippedcsname", "firstargumentfalse", "firstargumenttrue", "secondargumentfalse", "secondargumenttrue", "thirdargumentfalse", "thirdargumenttrue", "fourthargumentfalse", "fourthargumenttrue", "fifthargumentfalse", "fifthsargumenttrue", "sixthargumentfalse", "sixtsargumenttrue", "doglobal", "dodoglobal", "redoglobal", "resetglobal", "donothing", "dontcomplain", "forgetall", "donetrue", "donefalse", "foundtrue", "foundfalse", "inlineordisplaymath", "indisplaymath", "forcedisplaymath", "startforceddisplaymath", "stopforceddisplaymath", "reqno", "mathortext", "htdp", "unvoidbox", "hfilll", "vfilll", "mathbox", "mathlimop", "mathnolop", "mathnothing", "mathalpha", "currentcatcodetable", "defaultcatcodetable", "catcodetablename", "newcatcodetable", "startcatcodetable", "stopcatcodetable", "startextendcatcodetable", "stopextendcatcodetable", "pushcatcodetable", "popcatcodetable", "restorecatcodes", "setcatcodetable", "letcatcodecommand", "defcatcodecommand", "uedcatcodecommand", "hglue", "vglue", "hfillneg", "vfillneg", "hfilllneg", "vfilllneg", "ruledhss", "ruledhfil", "ruledhfill", "ruledhfilneg", "ruledhfillneg", "normalhfillneg", "ruledvss", "ruledvfil", "ruledvfill", "ruledvfilneg", "ruledvfillneg", "normalvfillneg", "ruledhbox", "ruledvbox", "ruledvtop", "ruledvcenter", "ruledmbox", "ruledhpack", "ruledvpack", "ruledtpack", "ruledhskip", "ruledvskip", "ruledkern", "ruledmskip", "ruledmkern", "ruledhglue", "ruledvglue", "normalhglue", "normalvglue", "ruledpenalty", "filledhboxb", "filledhboxr", "filledhboxg", "filledhboxc", "filledhboxm", "filledhboxy", "filledhboxk", "scratchcounter", "globalscratchcounter", "privatescratchcounter", "scratchdimen", "globalscratchdimen", "privatescratchdimen", "scratchskip", "globalscratchskip", "privatescratchskip", "scratchmuskip", "globalscratchmuskip", "privatescratchmuskip", "scratchtoks", "globalscratchtoks", "privatescratchtoks", "scratchbox", "globalscratchbox", "privatescratchbox", "normalbaselineskip", "normallineskip", "normallineskiplimit", "availablehsize", "localhsize", "setlocalhsize", "distributedhsize", "hsizefraction", "nextbox", "dowithnextbox", "dowithnextboxcs", "dowithnextboxcontent", "dowithnextboxcontentcs", "flushnextbox", "scratchwidth", "scratchheight", "scratchdepth", "scratchoffset", "scratchdistance", "scratchhsize", "scratchvsize", "scratchxoffset", "scratchyoffset", "scratchhoffset", "scratchvoffset", "scratchxposition", "scratchyposition", "scratchtopoffset", "scratchbottomoffset", "scratchleftoffset", "scratchrightoffset", "scratchcounterone", "scratchcountertwo", "scratchcounterthree", "scratchcounterfour", "scratchcounterfive", "scratchcountersix", "scratchdimenone", "scratchdimentwo", "scratchdimenthree", "scratchdimenfour", "scratchdimenfive", "scratchdimensix", "scratchskipone", "scratchskiptwo", "scratchskipthree", "scratchskipfour", "scratchskipfive", "scratchskipsix", "scratchmuskipone", "scratchmuskiptwo", "scratchmuskipthree", "scratchmuskipfour", "scratchmuskipfive", "scratchmuskipsix", "scratchtoksone", "scratchtokstwo", "scratchtoksthree", "scratchtoksfour", "scratchtoksfive", "scratchtokssix", "scratchboxone", "scratchboxtwo", "scratchboxthree", "scratchboxfour", "scratchboxfive", "scratchboxsix", "scratchnx", "scratchny", "scratchmx", "scratchmy", "scratchunicode", "scratchmin", "scratchmax", "scratchleftskip", "scratchrightskip", "scratchtopskip", "scratchbottomskip", "doif", "doifnot", "doifelse", "doifinset", "doifnotinset", "doifelseinset", "doifinsetelse", "doifelsenextchar", "doifnextcharelse", "doifelsenextoptional", "doifnextoptionalelse", "doifelsenextoptionalcs", "doifnextoptionalcselse", "doifelsefastoptionalcheck", "doiffastoptionalcheckelse", "doifelsenextbgroup", "doifnextbgroupelse", "doifelsenextbgroupcs", "doifnextbgroupcselse", "doifelsenextparenthesis", "doifnextparenthesiselse", "doifelseundefined", "doifundefinedelse", "doifelsedefined", "doifdefinedelse", "doifundefined", "doifdefined", "doifelsevalue", "doifvalue", "doifnotvalue", "doifnothing", "doifsomething", "doifelsenothing", "doifnothingelse", "doifelsesomething", "doifsomethingelse", "doifvaluenothing", "doifvaluesomething", "doifelsevaluenothing", "doifvaluenothingelse", "doifelsedimension", "doifdimensionelse", "doifelsenumber", "doifnumberelse", "doifnumber", "doifnotnumber", "doifelsecommon", "doifcommonelse", "doifcommon", "doifnotcommon", "doifinstring", "doifnotinstring", "doifelseinstring", "doifinstringelse", "doifelseassignment", "doifassignmentelse", "docheckassignment", "tracingall", "tracingnone", "loggingall", "removetoks", "appendtoks", "prependtoks", "appendtotoks", "prependtotoks", "to", "endgraf", "endpar", "everyendpar", "reseteverypar", "finishpar", "empty", "null", "space", "quad", "enspace", "emspace", "charspace", "nbsp", "crlf", "obeyspaces", "obeylines", "obeyedspace", "obeyedline", "obeyedtab", "obeyedpage", "normalspace", "executeifdefined", "singleexpandafter", "doubleexpandafter", "tripleexpandafter", "dontleavehmode", "removelastspace", "removeunwantedspaces", "keepunwantedspaces", "removepunctuation", "wait", "writestatus", "define", "defineexpandable", "redefine", "setmeasure", "setemeasure", "setgmeasure", "setxmeasure", "definemeasure", "freezemeasure", "measure", "measured", "installcorenamespace", "getvalue", "getuvalue", "setvalue", "setevalue", "setgvalue", "setxvalue", "letvalue", "letgvalue", "resetvalue", "undefinevalue", "ignorevalue", "setuvalue", "setuevalue", "setugvalue", "setuxvalue", "globallet", "glet", "udef", "ugdef", "uedef", "uxdef", "checked", "unique", "getparameters", "geteparameters", "getgparameters", "getxparameters", "forgetparameters", "copyparameters", "getdummyparameters", "dummyparameter", "directdummyparameter", "setdummyparameter", "letdummyparameter", "usedummystyleandcolor", "usedummystyleparameter", "usedummycolorparameter", "processcommalist", "processcommacommand", "quitcommalist", "quitprevcommalist", "processaction", "processallactions", "processfirstactioninset", "processallactionsinset", "unexpanded", "expanded", "startexpanded", "stopexpanded", "protected", "protect", "unprotect", "firstofoneargument", "firstoftwoarguments", "secondoftwoarguments", "firstofthreearguments", "secondofthreearguments", "thirdofthreearguments", "firstoffourarguments", "secondoffourarguments", "thirdoffourarguments", "fourthoffourarguments", "firstoffivearguments", "secondoffivearguments", "thirdoffivearguments", "fourthoffivearguments", "fifthoffivearguments", "firstofsixarguments", "secondofsixarguments", "thirdofsixarguments", "fourthofsixarguments", "fifthofsixarguments", "sixthofsixarguments", "firstofoneunexpanded", "firstoftwounexpanded", "secondoftwounexpanded", "firstofthreeunexpanded", "secondofthreeunexpanded", "thirdofthreeunexpanded", "gobbleoneargument", "gobbletwoarguments", "gobblethreearguments", "gobblefourarguments", "gobblefivearguments", "gobblesixarguments", "gobblesevenarguments", "gobbleeightarguments", "gobbleninearguments", "gobbletenarguments", "gobbleoneoptional", "gobbletwooptionals", "gobblethreeoptionals", "gobblefouroptionals", "gobblefiveoptionals", "dorecurse", "doloop", "exitloop", "dostepwiserecurse", "recurselevel", "recursedepth", "dofastloopcs", "dowith", "newconstant", "setnewconstant", "setconstant", "setconstantvalue", "newconditional", "settrue", "setfalse", "settruevalue", "setfalsevalue", "newmacro", "setnewmacro", "newfraction", "newsignal", "dosingleempty", "dodoubleempty", "dotripleempty", "doquadrupleempty", "doquintupleempty", "dosixtupleempty", "doseventupleempty", "dosingleargument", "dodoubleargument", "dotripleargument", "doquadrupleargument", "doquintupleargument", "dosixtupleargument", "doseventupleargument", "dosinglegroupempty", "dodoublegroupempty", "dotriplegroupempty", "doquadruplegroupempty", "doquintuplegroupempty", "permitspacesbetweengroups", "dontpermitspacesbetweengroups", "nopdfcompression", "maximumpdfcompression", "normalpdfcompression", "modulonumber", "dividenumber", "getfirstcharacter", "doifelsefirstchar", "doiffirstcharelse", "startnointerference", "stopnointerference", "twodigits", "threedigits", "leftorright", "offinterlineskip", "oninterlineskip", "nointerlineskip", "strut", "halfstrut", "quarterstrut", "depthstrut", "setstrut", "strutbox", "strutht", "strutdp", "strutwd", "struthtdp", "begstrut", "endstrut", "lineheight", "leftboundary", "rightboundary", "signalcharacter", "ordordspacing", "ordopspacing", "ordbinspacing", "ordrelspacing", "ordopenspacing", "ordclosespacing", "ordpunctspacing", "ordinnerspacing", "opordspacing", "opopspacing", "opbinspacing", "oprelspacing", "opopenspacing", "opclosespacing", "oppunctspacing", "opinnerspacing", "binordspacing", "binopspacing", "binbinspacing", "binrelspacing", "binopenspacing", "binclosespacing", "binpunctspacing", "bininnerspacing", "relordspacing", "relopspacing", "relbinspacing", "relrelspacing", "relopenspacing", "relclosespacing", "relpunctspacing", "relinnerspacing", "openordspacing", "openopspacing", "openbinspacing", "openrelspacing", "openopenspacing", "openclosespacing", "openpunctspacing", "openinnerspacing", "closeordspacing", "closeopspacing", "closebinspacing", "closerelspacing", "closeopenspacing", "closeclosespacing", "closepunctspacing", "closeinnerspacing", "punctordspacing", "punctopspacing", "punctbinspacing", "punctrelspacing", "punctopenspacing", "punctclosespacing", "punctpunctspacing", "punctinnerspacing", "innerordspacing", "inneropspacing", "innerbinspacing", "innerrelspacing", "inneropenspacing", "innerclosespacing", "innerpunctspacing", "innerinnerspacing", "normalreqno", "startimath", "stopimath", "normalstartimath", "normalstopimath", "startdmath", "stopdmath", "normalstartdmath", "normalstopdmath", "normalsuperscript", "normalsubscript", "normalnosuperscript", "normalnosubscript", "superscript", "subscript", "nosuperscript", "nosubscript", "uncramped", "cramped", "triggermathstyle", "mathstylefont", "mathsmallstylefont", "mathstyleface", "mathsmallstyleface", "mathstylecommand", "mathpalette", "mathstylehbox", "mathstylevbox", "mathstylevcenter", "mathstylevcenteredhbox", "mathstylevcenteredvbox", "mathtext", "setmathsmalltextbox", "setmathtextbox", "pushmathstyle", "popmathstyle", "triggerdisplaystyle", "triggertextstyle", "triggerscriptstyle", "triggerscriptscriptstyle", "triggeruncrampedstyle", "triggercrampedstyle", "triggersmallstyle", "triggeruncrampedsmallstyle", "triggercrampedsmallstyle", "triggerbigstyle", "triggeruncrampedbigstyle", "triggercrampedbigstyle", "luaexpr", "expelsedoif", "expdoif", "expdoifnot", "expdoifelsecommon", "expdoifcommonelse", "expdoifelseinset", "expdoifinsetelse", "ctxdirectlua", "ctxlatelua", "ctxsprint", "ctxwrite", "ctxcommand", "ctxdirectcommand", "ctxlatecommand", "ctxreport", "ctxlua", "luacode", "lateluacode", "directluacode", "registerctxluafile", "ctxloadluafile", "luaversion", "luamajorversion", "luaminorversion", "ctxluacode", "luaconditional", "luaexpanded", "startluaparameterset", "stopluaparameterset", "luaparameterset", "definenamedlua", "obeylualines", "obeyluatokens", "startluacode", "stopluacode", "startlua", "stoplua", "startctxfunction", "stopctxfunction", "ctxfunction", "startctxfunctiondefinition", "stopctxfunctiondefinition", "installctxfunction", "cldprocessfile", "cldloadfile", "cldcontext", "cldcommand", "carryoverpar", "lastlinewidth", "assumelongusagecs", "Umathbotaccent", "righttolefthbox", "lefttorighthbox", "righttoleftvbox", "lefttorightvbox", "righttoleftvtop", "lefttorightvtop", "rtlhbox", "ltrhbox", "rtlvbox", "ltrvbox", "rtlvtop", "ltrvtop", "autodirhbox", "autodirvbox", "autodirvtop", "leftorrighthbox", "leftorrightvbox", "leftorrightvtop", "lefttoright", "righttoleft", "synchronizelayoutdirection", "synchronizedisplaydirection", "synchronizeinlinedirection", "lesshyphens", "morehyphens", "nohyphens", "dohyphens", "Ucheckedstartdisplaymath", "Ucheckedstopdisplaymath", "break", "nobreak", "allowbreak", "goodbreak", "nospace", "nospacing", "dospacing", "naturalhbox", "naturalvbox", "naturalhpack", "naturalvpack", "frule", "compoundhyphenpenalty", "start", "stop" },
 }
\ No newline at end of file
diff --git a/context/data/scite/context/scite-context-data-context.properties b/context/data/scite/context/scite-context-data-context.properties
index 521cb5367..6da4a8b81 100644
--- a/context/data/scite/context/scite-context-data-context.properties
+++ b/context/data/scite/context/scite-context-data-context.properties
@@ -39,34 +39,34 @@ vmodeifcode hmodeifcode mmodeifcode innerifcode voidifcode \
 hboxifcode vboxifcode xifcode eofifcode trueifcode \
 falseifcode caseifcode definedifcode csnameifcode fontcharifcode \
 fontslantperpoint fontinterwordspace fontinterwordstretch fontinterwordshrink fontexheight \
-fontemwidth fontextraspace slantperpoint interwordspace interwordstretch \
-interwordshrink exheight emwidth extraspace mathsupdisplay \
-mathsupnormal mathsupcramped mathsubnormal mathsubcombined mathaxisheight \
-muquad startmode stopmode startnotmode stopnotmode \
-startmodeset stopmodeset doifmode doifelsemode doifmodeelse \
-doifnotmode startmodeset stopmodeset startallmodes stopallmodes \
-startnotallmodes stopnotallmodes doifallmodes doifelseallmodes doifallmodeselse \
-doifnotallmodes startenvironment stopenvironment environment startcomponent \
-stopcomponent component startproduct stopproduct product \
-startproject stopproject project starttext stoptext \
-startnotext stopnotext startdocument stopdocument documentvariable \
-unexpandeddocumentvariable setupdocument presetdocument startmodule stopmodule \
-usemodule usetexmodule useluamodule setupmodule currentmoduleparameter \
-moduleparameter everystarttext everystoptext startTEXpage stopTEXpage \
-enablemode disablemode preventmode definemode globalenablemode \
-globaldisablemode globalpreventmode pushmode popmode typescriptone \
-typescripttwo typescriptthree mathsizesuffix mathordcode mathopcode \
-mathbincode mathrelcode mathopencode mathclosecode mathpunctcode \
-mathalphacode mathinnercode mathnothingcode mathlimopcode mathnolopcode \
-mathboxcode mathchoicecode mathaccentcode mathradicalcode constantnumber \
-constantnumberargument constantdimen constantdimenargument constantemptyargument continueifinputfile \
-luastringsep !!bs !!es lefttorightmark righttoleftmark \
-breakablethinspace nobreakspace nonbreakablespace narrownobreakspace zerowidthnobreakspace \
-ideographicspace ideographichalffillspace twoperemspace threeperemspace fourperemspace \
-fiveperemspace sixperemspace figurespace punctuationspace hairspace \
-zerowidthspace zerowidthnonjoiner zerowidthjoiner zwnj zwj \
-optionalspace asciispacechar Ux eUx Umathaccents \
-parfillleftskip parfillrightskip 
+fontemwidth fontextraspace slantperpoint mathexheight mathemwidth \
+interwordspace interwordstretch interwordshrink exheight emwidth \
+extraspace mathsupdisplay mathsupnormal mathsupcramped mathsubnormal \
+mathsubcombined mathaxisheight muquad startmode stopmode \
+startnotmode stopnotmode startmodeset stopmodeset doifmode \
+doifelsemode doifmodeelse doifnotmode startmodeset stopmodeset \
+startallmodes stopallmodes startnotallmodes stopnotallmodes doifallmodes \
+doifelseallmodes doifallmodeselse doifnotallmodes startenvironment stopenvironment \
+environment startcomponent stopcomponent component startproduct \
+stopproduct product startproject stopproject project \
+starttext stoptext startnotext stopnotext startdocument \
+stopdocument documentvariable unexpandeddocumentvariable setupdocument presetdocument \
+startmodule stopmodule usemodule usetexmodule useluamodule \
+setupmodule currentmoduleparameter moduleparameter everystarttext everystoptext \
+startTEXpage stopTEXpage enablemode disablemode preventmode \
+definemode globalenablemode globaldisablemode globalpreventmode pushmode \
+popmode typescriptone typescripttwo typescriptthree mathsizesuffix \
+mathordcode mathopcode mathbincode mathrelcode mathopencode \
+mathclosecode mathpunctcode mathalphacode mathinnercode mathnothingcode \
+mathlimopcode mathnolopcode mathboxcode mathchoicecode mathaccentcode \
+mathradicalcode constantnumber constantnumberargument constantdimen constantdimenargument \
+constantemptyargument continueifinputfile luastringsep !!bs !!es \
+lefttorightmark righttoleftmark breakablethinspace nobreakspace nonbreakablespace \
+narrownobreakspace zerowidthnobreakspace ideographicspace ideographichalffillspace twoperemspace \
+threeperemspace fourperemspace fiveperemspace sixperemspace figurespace \
+punctuationspace hairspace zerowidthspace zerowidthnonjoiner zerowidthjoiner \
+zwnj zwj optionalspace asciispacechar Ux \
+eUx Umathaccents parfillleftskip parfillrightskip 
 
 keywordclass.context.helpers=\
 startsetups stopsetups startxmlsetups stopxmlsetups \
diff --git a/context/data/textadept/context/data/scite-context-data-context.lua b/context/data/textadept/context/data/scite-context-data-context.lua
index c8c3ef4e0..9b7479f56 100644
--- a/context/data/textadept/context/data/scite-context-data-context.lua
+++ b/context/data/textadept/context/data/scite-context-data-context.lua
@@ -1,4 +1,4 @@
 return {
- ["constants"]={ "zerocount", "minusone", "minustwo", "plusone", "plustwo", "plusthree", "plusfour", "plusfive", "plussix", "plusseven", "pluseight", "plusnine", "plusten", "plussixteen", "plushundred", "plustwohundred", "plusthousand", "plustenthousand", "plustwentythousand", "medcard", "maxcard", "maxcardminusone", "zeropoint", "onepoint", "halfapoint", "onebasepoint", "maxcount", "maxdimen", "scaledpoint", "thousandpoint", "points", "halfpoint", "zeroskip", "zeromuskip", "onemuskip", "pluscxxvii", "pluscxxviii", "pluscclv", "pluscclvi", "normalpagebox", "endoflinetoken", "outputnewlinechar", "emptytoks", "empty", "undefined", "voidbox", "emptybox", "emptyvbox", "emptyhbox", "bigskipamount", "medskipamount", "smallskipamount", "fmtname", "fmtversion", "texengine", "texenginename", "texengineversion", "texenginefunctionality", "luatexengine", "pdftexengine", "xetexengine", "unknownengine", "activecatcode", "bgroup", "egroup", "endline", "conditionaltrue", "conditionalfalse", "attributeunsetvalue", "uprotationangle", "rightrotationangle", "downrotationangle", "leftrotationangle", "inicatcodes", "ctxcatcodes", "texcatcodes", "notcatcodes", "txtcatcodes", "vrbcatcodes", "prtcatcodes", "nilcatcodes", "luacatcodes", "tpacatcodes", "tpbcatcodes", "xmlcatcodes", "ctdcatcodes", "escapecatcode", "begingroupcatcode", "endgroupcatcode", "mathshiftcatcode", "alignmentcatcode", "endoflinecatcode", "parametercatcode", "superscriptcatcode", "subscriptcatcode", "ignorecatcode", "spacecatcode", "lettercatcode", "othercatcode", "activecatcode", "commentcatcode", "invalidcatcode", "tabasciicode", "newlineasciicode", "formfeedasciicode", "endoflineasciicode", "endoffileasciicode", "spaceasciicode", "hashasciicode", "dollarasciicode", "commentasciicode", "ampersandasciicode", "colonasciicode", "backslashasciicode", "circumflexasciicode", "underscoreasciicode", "leftbraceasciicode", "barasciicode", "rightbraceasciicode", "tildeasciicode", "delasciicode", "lessthanasciicode", "morethanasciicode", "doublecommentsignal", "atsignasciicode", "exclamationmarkasciicode", "questionmarkasciicode", "doublequoteasciicode", "singlequoteasciicode", "forwardslashasciicode", "primeasciicode", "hyphenasciicode", "activemathcharcode", "activetabtoken", "activeformfeedtoken", "activeendoflinetoken", "batchmodecode", "nonstopmodecode", "scrollmodecode", "errorstopmodecode", "bottomlevelgroupcode", "simplegroupcode", "hboxgroupcode", "adjustedhboxgroupcode", "vboxgroupcode", "vtopgroupcode", "aligngroupcode", "noaligngroupcode", "outputgroupcode", "mathgroupcode", "discretionarygroupcode", "insertgroupcode", "vcentergroupcode", "mathchoicegroupcode", "semisimplegroupcode", "mathshiftgroupcode", "mathleftgroupcode", "vadjustgroupcode", "charnodecode", "hlistnodecode", "vlistnodecode", "rulenodecode", "insertnodecode", "marknodecode", "adjustnodecode", "ligaturenodecode", "discretionarynodecode", "whatsitnodecode", "mathnodecode", "gluenodecode", "kernnodecode", "penaltynodecode", "unsetnodecode", "mathsnodecode", "charifcode", "catifcode", "numifcode", "dimifcode", "oddifcode", "vmodeifcode", "hmodeifcode", "mmodeifcode", "innerifcode", "voidifcode", "hboxifcode", "vboxifcode", "xifcode", "eofifcode", "trueifcode", "falseifcode", "caseifcode", "definedifcode", "csnameifcode", "fontcharifcode", "fontslantperpoint", "fontinterwordspace", "fontinterwordstretch", "fontinterwordshrink", "fontexheight", "fontemwidth", "fontextraspace", "slantperpoint", "interwordspace", "interwordstretch", "interwordshrink", "exheight", "emwidth", "extraspace", "mathsupdisplay", "mathsupnormal", "mathsupcramped", "mathsubnormal", "mathsubcombined", "mathaxisheight", "muquad", "startmode", "stopmode", "startnotmode", "stopnotmode", "startmodeset", "stopmodeset", "doifmode", "doifelsemode", "doifmodeelse", "doifnotmode", "startmodeset", "stopmodeset", "startallmodes", "stopallmodes", "startnotallmodes", "stopnotallmodes", "doifallmodes", "doifelseallmodes", "doifallmodeselse", "doifnotallmodes", "startenvironment", "stopenvironment", "environment", "startcomponent", "stopcomponent", "component", "startproduct", "stopproduct", "product", "startproject", "stopproject", "project", "starttext", "stoptext", "startnotext", "stopnotext", "startdocument", "stopdocument", "documentvariable", "unexpandeddocumentvariable", "setupdocument", "presetdocument", "startmodule", "stopmodule", "usemodule", "usetexmodule", "useluamodule", "setupmodule", "currentmoduleparameter", "moduleparameter", "everystarttext", "everystoptext", "startTEXpage", "stopTEXpage", "enablemode", "disablemode", "preventmode", "definemode", "globalenablemode", "globaldisablemode", "globalpreventmode", "pushmode", "popmode", "typescriptone", "typescripttwo", "typescriptthree", "mathsizesuffix", "mathordcode", "mathopcode", "mathbincode", "mathrelcode", "mathopencode", "mathclosecode", "mathpunctcode", "mathalphacode", "mathinnercode", "mathnothingcode", "mathlimopcode", "mathnolopcode", "mathboxcode", "mathchoicecode", "mathaccentcode", "mathradicalcode", "constantnumber", "constantnumberargument", "constantdimen", "constantdimenargument", "constantemptyargument", "continueifinputfile", "luastringsep", "!!bs", "!!es", "lefttorightmark", "righttoleftmark", "breakablethinspace", "nobreakspace", "nonbreakablespace", "narrownobreakspace", "zerowidthnobreakspace", "ideographicspace", "ideographichalffillspace", "twoperemspace", "threeperemspace", "fourperemspace", "fiveperemspace", "sixperemspace", "figurespace", "punctuationspace", "hairspace", "zerowidthspace", "zerowidthnonjoiner", "zerowidthjoiner", "zwnj", "zwj", "optionalspace", "asciispacechar", "Ux", "eUx", "Umathaccents", "parfillleftskip", "parfillrightskip" },
+ ["constants"]={ "zerocount", "minusone", "minustwo", "plusone", "plustwo", "plusthree", "plusfour", "plusfive", "plussix", "plusseven", "pluseight", "plusnine", "plusten", "plussixteen", "plushundred", "plustwohundred", "plusthousand", "plustenthousand", "plustwentythousand", "medcard", "maxcard", "maxcardminusone", "zeropoint", "onepoint", "halfapoint", "onebasepoint", "maxcount", "maxdimen", "scaledpoint", "thousandpoint", "points", "halfpoint", "zeroskip", "zeromuskip", "onemuskip", "pluscxxvii", "pluscxxviii", "pluscclv", "pluscclvi", "normalpagebox", "endoflinetoken", "outputnewlinechar", "emptytoks", "empty", "undefined", "voidbox", "emptybox", "emptyvbox", "emptyhbox", "bigskipamount", "medskipamount", "smallskipamount", "fmtname", "fmtversion", "texengine", "texenginename", "texengineversion", "texenginefunctionality", "luatexengine", "pdftexengine", "xetexengine", "unknownengine", "activecatcode", "bgroup", "egroup", "endline", "conditionaltrue", "conditionalfalse", "attributeunsetvalue", "uprotationangle", "rightrotationangle", "downrotationangle", "leftrotationangle", "inicatcodes", "ctxcatcodes", "texcatcodes", "notcatcodes", "txtcatcodes", "vrbcatcodes", "prtcatcodes", "nilcatcodes", "luacatcodes", "tpacatcodes", "tpbcatcodes", "xmlcatcodes", "ctdcatcodes", "escapecatcode", "begingroupcatcode", "endgroupcatcode", "mathshiftcatcode", "alignmentcatcode", "endoflinecatcode", "parametercatcode", "superscriptcatcode", "subscriptcatcode", "ignorecatcode", "spacecatcode", "lettercatcode", "othercatcode", "activecatcode", "commentcatcode", "invalidcatcode", "tabasciicode", "newlineasciicode", "formfeedasciicode", "endoflineasciicode", "endoffileasciicode", "spaceasciicode", "hashasciicode", "dollarasciicode", "commentasciicode", "ampersandasciicode", "colonasciicode", "backslashasciicode", "circumflexasciicode", "underscoreasciicode", "leftbraceasciicode", "barasciicode", "rightbraceasciicode", "tildeasciicode", "delasciicode", "lessthanasciicode", "morethanasciicode", "doublecommentsignal", "atsignasciicode", "exclamationmarkasciicode", "questionmarkasciicode", "doublequoteasciicode", "singlequoteasciicode", "forwardslashasciicode", "primeasciicode", "hyphenasciicode", "activemathcharcode", "activetabtoken", "activeformfeedtoken", "activeendoflinetoken", "batchmodecode", "nonstopmodecode", "scrollmodecode", "errorstopmodecode", "bottomlevelgroupcode", "simplegroupcode", "hboxgroupcode", "adjustedhboxgroupcode", "vboxgroupcode", "vtopgroupcode", "aligngroupcode", "noaligngroupcode", "outputgroupcode", "mathgroupcode", "discretionarygroupcode", "insertgroupcode", "vcentergroupcode", "mathchoicegroupcode", "semisimplegroupcode", "mathshiftgroupcode", "mathleftgroupcode", "vadjustgroupcode", "charnodecode", "hlistnodecode", "vlistnodecode", "rulenodecode", "insertnodecode", "marknodecode", "adjustnodecode", "ligaturenodecode", "discretionarynodecode", "whatsitnodecode", "mathnodecode", "gluenodecode", "kernnodecode", "penaltynodecode", "unsetnodecode", "mathsnodecode", "charifcode", "catifcode", "numifcode", "dimifcode", "oddifcode", "vmodeifcode", "hmodeifcode", "mmodeifcode", "innerifcode", "voidifcode", "hboxifcode", "vboxifcode", "xifcode", "eofifcode", "trueifcode", "falseifcode", "caseifcode", "definedifcode", "csnameifcode", "fontcharifcode", "fontslantperpoint", "fontinterwordspace", "fontinterwordstretch", "fontinterwordshrink", "fontexheight", "fontemwidth", "fontextraspace", "slantperpoint", "mathexheight", "mathemwidth", "interwordspace", "interwordstretch", "interwordshrink", "exheight", "emwidth", "extraspace", "mathsupdisplay", "mathsupnormal", "mathsupcramped", "mathsubnormal", "mathsubcombined", "mathaxisheight", "muquad", "startmode", "stopmode", "startnotmode", "stopnotmode", "startmodeset", "stopmodeset", "doifmode", "doifelsemode", "doifmodeelse", "doifnotmode", "startmodeset", "stopmodeset", "startallmodes", "stopallmodes", "startnotallmodes", "stopnotallmodes", "doifallmodes", "doifelseallmodes", "doifallmodeselse", "doifnotallmodes", "startenvironment", "stopenvironment", "environment", "startcomponent", "stopcomponent", "component", "startproduct", "stopproduct", "product", "startproject", "stopproject", "project", "starttext", "stoptext", "startnotext", "stopnotext", "startdocument", "stopdocument", "documentvariable", "unexpandeddocumentvariable", "setupdocument", "presetdocument", "startmodule", "stopmodule", "usemodule", "usetexmodule", "useluamodule", "setupmodule", "currentmoduleparameter", "moduleparameter", "everystarttext", "everystoptext", "startTEXpage", "stopTEXpage", "enablemode", "disablemode", "preventmode", "definemode", "globalenablemode", "globaldisablemode", "globalpreventmode", "pushmode", "popmode", "typescriptone", "typescripttwo", "typescriptthree", "mathsizesuffix", "mathordcode", "mathopcode", "mathbincode", "mathrelcode", "mathopencode", "mathclosecode", "mathpunctcode", "mathalphacode", "mathinnercode", "mathnothingcode", "mathlimopcode", "mathnolopcode", "mathboxcode", "mathchoicecode", "mathaccentcode", "mathradicalcode", "constantnumber", "constantnumberargument", "constantdimen", "constantdimenargument", "constantemptyargument", "continueifinputfile", "luastringsep", "!!bs", "!!es", "lefttorightmark", "righttoleftmark", "breakablethinspace", "nobreakspace", "nonbreakablespace", "narrownobreakspace", "zerowidthnobreakspace", "ideographicspace", "ideographichalffillspace", "twoperemspace", "threeperemspace", "fourperemspace", "fiveperemspace", "sixperemspace", "figurespace", "punctuationspace", "hairspace", "zerowidthspace", "zerowidthnonjoiner", "zerowidthjoiner", "zwnj", "zwj", "optionalspace", "asciispacechar", "Ux", "eUx", "Umathaccents", "parfillleftskip", "parfillrightskip" },
  ["helpers"]={ "startsetups", "stopsetups", "startxmlsetups", "stopxmlsetups", "startluasetups", "stopluasetups", "starttexsetups", "stoptexsetups", "startrawsetups", "stoprawsetups", "startlocalsetups", "stoplocalsetups", "starttexdefinition", "stoptexdefinition", "starttexcode", "stoptexcode", "startcontextcode", "stopcontextcode", "startcontextdefinitioncode", "stopcontextdefinitioncode", "texdefinition", "doifelsesetups", "doifsetupselse", "doifsetups", "doifnotsetups", "setup", "setups", "texsetup", "xmlsetup", "luasetup", "directsetup", "fastsetup", "doifelsecommandhandler", "doifcommandhandlerelse", "doifnotcommandhandler", "doifcommandhandler", "newmode", "setmode", "resetmode", "newsystemmode", "setsystemmode", "resetsystemmode", "pushsystemmode", "popsystemmode", "booleanmodevalue", "newcount", "newdimen", "newskip", "newmuskip", "newbox", "newtoks", "newread", "newwrite", "newmarks", "newinsert", "newattribute", "newif", "newlanguage", "newfamily", "newfam", "newhelp", "then", "begcsname", "strippedcsname", "checkedstrippedcsname", "firstargumentfalse", "firstargumenttrue", "secondargumentfalse", "secondargumenttrue", "thirdargumentfalse", "thirdargumenttrue", "fourthargumentfalse", "fourthargumenttrue", "fifthargumentfalse", "fifthsargumenttrue", "sixthargumentfalse", "sixtsargumenttrue", "doglobal", "dodoglobal", "redoglobal", "resetglobal", "donothing", "dontcomplain", "forgetall", "donetrue", "donefalse", "foundtrue", "foundfalse", "inlineordisplaymath", "indisplaymath", "forcedisplaymath", "startforceddisplaymath", "stopforceddisplaymath", "reqno", "mathortext", "htdp", "unvoidbox", "hfilll", "vfilll", "mathbox", "mathlimop", "mathnolop", "mathnothing", "mathalpha", "currentcatcodetable", "defaultcatcodetable", "catcodetablename", "newcatcodetable", "startcatcodetable", "stopcatcodetable", "startextendcatcodetable", "stopextendcatcodetable", "pushcatcodetable", "popcatcodetable", "restorecatcodes", "setcatcodetable", "letcatcodecommand", "defcatcodecommand", "uedcatcodecommand", "hglue", "vglue", "hfillneg", "vfillneg", "hfilllneg", "vfilllneg", "ruledhss", "ruledhfil", "ruledhfill", "ruledhfilneg", "ruledhfillneg", "normalhfillneg", "ruledvss", "ruledvfil", "ruledvfill", "ruledvfilneg", "ruledvfillneg", "normalvfillneg", "ruledhbox", "ruledvbox", "ruledvtop", "ruledvcenter", "ruledmbox", "ruledhpack", "ruledvpack", "ruledtpack", "ruledhskip", "ruledvskip", "ruledkern", "ruledmskip", "ruledmkern", "ruledhglue", "ruledvglue", "normalhglue", "normalvglue", "ruledpenalty", "filledhboxb", "filledhboxr", "filledhboxg", "filledhboxc", "filledhboxm", "filledhboxy", "filledhboxk", "scratchcounter", "globalscratchcounter", "privatescratchcounter", "scratchdimen", "globalscratchdimen", "privatescratchdimen", "scratchskip", "globalscratchskip", "privatescratchskip", "scratchmuskip", "globalscratchmuskip", "privatescratchmuskip", "scratchtoks", "globalscratchtoks", "privatescratchtoks", "scratchbox", "globalscratchbox", "privatescratchbox", "normalbaselineskip", "normallineskip", "normallineskiplimit", "availablehsize", "localhsize", "setlocalhsize", "distributedhsize", "hsizefraction", "nextbox", "dowithnextbox", "dowithnextboxcs", "dowithnextboxcontent", "dowithnextboxcontentcs", "flushnextbox", "scratchwidth", "scratchheight", "scratchdepth", "scratchoffset", "scratchdistance", "scratchhsize", "scratchvsize", "scratchxoffset", "scratchyoffset", "scratchhoffset", "scratchvoffset", "scratchxposition", "scratchyposition", "scratchtopoffset", "scratchbottomoffset", "scratchleftoffset", "scratchrightoffset", "scratchcounterone", "scratchcountertwo", "scratchcounterthree", "scratchcounterfour", "scratchcounterfive", "scratchcountersix", "scratchdimenone", "scratchdimentwo", "scratchdimenthree", "scratchdimenfour", "scratchdimenfive", "scratchdimensix", "scratchskipone", "scratchskiptwo", "scratchskipthree", "scratchskipfour", "scratchskipfive", "scratchskipsix", "scratchmuskipone", "scratchmuskiptwo", "scratchmuskipthree", "scratchmuskipfour", "scratchmuskipfive", "scratchmuskipsix", "scratchtoksone", "scratchtokstwo", "scratchtoksthree", "scratchtoksfour", "scratchtoksfive", "scratchtokssix", "scratchboxone", "scratchboxtwo", "scratchboxthree", "scratchboxfour", "scratchboxfive", "scratchboxsix", "scratchnx", "scratchny", "scratchmx", "scratchmy", "scratchunicode", "scratchmin", "scratchmax", "scratchleftskip", "scratchrightskip", "scratchtopskip", "scratchbottomskip", "doif", "doifnot", "doifelse", "doifinset", "doifnotinset", "doifelseinset", "doifinsetelse", "doifelsenextchar", "doifnextcharelse", "doifelsenextoptional", "doifnextoptionalelse", "doifelsenextoptionalcs", "doifnextoptionalcselse", "doifelsefastoptionalcheck", "doiffastoptionalcheckelse", "doifelsenextbgroup", "doifnextbgroupelse", "doifelsenextbgroupcs", "doifnextbgroupcselse", "doifelsenextparenthesis", "doifnextparenthesiselse", "doifelseundefined", "doifundefinedelse", "doifelsedefined", "doifdefinedelse", "doifundefined", "doifdefined", "doifelsevalue", "doifvalue", "doifnotvalue", "doifnothing", "doifsomething", "doifelsenothing", "doifnothingelse", "doifelsesomething", "doifsomethingelse", "doifvaluenothing", "doifvaluesomething", "doifelsevaluenothing", "doifvaluenothingelse", "doifelsedimension", "doifdimensionelse", "doifelsenumber", "doifnumberelse", "doifnumber", "doifnotnumber", "doifelsecommon", "doifcommonelse", "doifcommon", "doifnotcommon", "doifinstring", "doifnotinstring", "doifelseinstring", "doifinstringelse", "doifelseassignment", "doifassignmentelse", "docheckassignment", "tracingall", "tracingnone", "loggingall", "removetoks", "appendtoks", "prependtoks", "appendtotoks", "prependtotoks", "to", "endgraf", "endpar", "everyendpar", "reseteverypar", "finishpar", "empty", "null", "space", "quad", "enspace", "emspace", "charspace", "nbsp", "crlf", "obeyspaces", "obeylines", "obeyedspace", "obeyedline", "obeyedtab", "obeyedpage", "normalspace", "executeifdefined", "singleexpandafter", "doubleexpandafter", "tripleexpandafter", "dontleavehmode", "removelastspace", "removeunwantedspaces", "keepunwantedspaces", "removepunctuation", "wait", "writestatus", "define", "defineexpandable", "redefine", "setmeasure", "setemeasure", "setgmeasure", "setxmeasure", "definemeasure", "freezemeasure", "measure", "measured", "installcorenamespace", "getvalue", "getuvalue", "setvalue", "setevalue", "setgvalue", "setxvalue", "letvalue", "letgvalue", "resetvalue", "undefinevalue", "ignorevalue", "setuvalue", "setuevalue", "setugvalue", "setuxvalue", "globallet", "glet", "udef", "ugdef", "uedef", "uxdef", "checked", "unique", "getparameters", "geteparameters", "getgparameters", "getxparameters", "forgetparameters", "copyparameters", "getdummyparameters", "dummyparameter", "directdummyparameter", "setdummyparameter", "letdummyparameter", "usedummystyleandcolor", "usedummystyleparameter", "usedummycolorparameter", "processcommalist", "processcommacommand", "quitcommalist", "quitprevcommalist", "processaction", "processallactions", "processfirstactioninset", "processallactionsinset", "unexpanded", "expanded", "startexpanded", "stopexpanded", "protected", "protect", "unprotect", "firstofoneargument", "firstoftwoarguments", "secondoftwoarguments", "firstofthreearguments", "secondofthreearguments", "thirdofthreearguments", "firstoffourarguments", "secondoffourarguments", "thirdoffourarguments", "fourthoffourarguments", "firstoffivearguments", "secondoffivearguments", "thirdoffivearguments", "fourthoffivearguments", "fifthoffivearguments", "firstofsixarguments", "secondofsixarguments", "thirdofsixarguments", "fourthofsixarguments", "fifthofsixarguments", "sixthofsixarguments", "firstofoneunexpanded", "firstoftwounexpanded", "secondoftwounexpanded", "firstofthreeunexpanded", "secondofthreeunexpanded", "thirdofthreeunexpanded", "gobbleoneargument", "gobbletwoarguments", "gobblethreearguments", "gobblefourarguments", "gobblefivearguments", "gobblesixarguments", "gobblesevenarguments", "gobbleeightarguments", "gobbleninearguments", "gobbletenarguments", "gobbleoneoptional", "gobbletwooptionals", "gobblethreeoptionals", "gobblefouroptionals", "gobblefiveoptionals", "dorecurse", "doloop", "exitloop", "dostepwiserecurse", "recurselevel", "recursedepth", "dofastloopcs", "dowith", "newconstant", "setnewconstant", "setconstant", "setconstantvalue", "newconditional", "settrue", "setfalse", "settruevalue", "setfalsevalue", "newmacro", "setnewmacro", "newfraction", "newsignal", "dosingleempty", "dodoubleempty", "dotripleempty", "doquadrupleempty", "doquintupleempty", "dosixtupleempty", "doseventupleempty", "dosingleargument", "dodoubleargument", "dotripleargument", "doquadrupleargument", "doquintupleargument", "dosixtupleargument", "doseventupleargument", "dosinglegroupempty", "dodoublegroupempty", "dotriplegroupempty", "doquadruplegroupempty", "doquintuplegroupempty", "permitspacesbetweengroups", "dontpermitspacesbetweengroups", "nopdfcompression", "maximumpdfcompression", "normalpdfcompression", "modulonumber", "dividenumber", "getfirstcharacter", "doifelsefirstchar", "doiffirstcharelse", "startnointerference", "stopnointerference", "twodigits", "threedigits", "leftorright", "offinterlineskip", "oninterlineskip", "nointerlineskip", "strut", "halfstrut", "quarterstrut", "depthstrut", "setstrut", "strutbox", "strutht", "strutdp", "strutwd", "struthtdp", "begstrut", "endstrut", "lineheight", "leftboundary", "rightboundary", "signalcharacter", "ordordspacing", "ordopspacing", "ordbinspacing", "ordrelspacing", "ordopenspacing", "ordclosespacing", "ordpunctspacing", "ordinnerspacing", "opordspacing", "opopspacing", "opbinspacing", "oprelspacing", "opopenspacing", "opclosespacing", "oppunctspacing", "opinnerspacing", "binordspacing", "binopspacing", "binbinspacing", "binrelspacing", "binopenspacing", "binclosespacing", "binpunctspacing", "bininnerspacing", "relordspacing", "relopspacing", "relbinspacing", "relrelspacing", "relopenspacing", "relclosespacing", "relpunctspacing", "relinnerspacing", "openordspacing", "openopspacing", "openbinspacing", "openrelspacing", "openopenspacing", "openclosespacing", "openpunctspacing", "openinnerspacing", "closeordspacing", "closeopspacing", "closebinspacing", "closerelspacing", "closeopenspacing", "closeclosespacing", "closepunctspacing", "closeinnerspacing", "punctordspacing", "punctopspacing", "punctbinspacing", "punctrelspacing", "punctopenspacing", "punctclosespacing", "punctpunctspacing", "punctinnerspacing", "innerordspacing", "inneropspacing", "innerbinspacing", "innerrelspacing", "inneropenspacing", "innerclosespacing", "innerpunctspacing", "innerinnerspacing", "normalreqno", "startimath", "stopimath", "normalstartimath", "normalstopimath", "startdmath", "stopdmath", "normalstartdmath", "normalstopdmath", "normalsuperscript", "normalsubscript", "normalnosuperscript", "normalnosubscript", "superscript", "subscript", "nosuperscript", "nosubscript", "uncramped", "cramped", "triggermathstyle", "mathstylefont", "mathsmallstylefont", "mathstyleface", "mathsmallstyleface", "mathstylecommand", "mathpalette", "mathstylehbox", "mathstylevbox", "mathstylevcenter", "mathstylevcenteredhbox", "mathstylevcenteredvbox", "mathtext", "setmathsmalltextbox", "setmathtextbox", "pushmathstyle", "popmathstyle", "triggerdisplaystyle", "triggertextstyle", "triggerscriptstyle", "triggerscriptscriptstyle", "triggeruncrampedstyle", "triggercrampedstyle", "triggersmallstyle", "triggeruncrampedsmallstyle", "triggercrampedsmallstyle", "triggerbigstyle", "triggeruncrampedbigstyle", "triggercrampedbigstyle", "luaexpr", "expelsedoif", "expdoif", "expdoifnot", "expdoifelsecommon", "expdoifcommonelse", "expdoifelseinset", "expdoifinsetelse", "ctxdirectlua", "ctxlatelua", "ctxsprint", "ctxwrite", "ctxcommand", "ctxdirectcommand", "ctxlatecommand", "ctxreport", "ctxlua", "luacode", "lateluacode", "directluacode", "registerctxluafile", "ctxloadluafile", "luaversion", "luamajorversion", "luaminorversion", "ctxluacode", "luaconditional", "luaexpanded", "startluaparameterset", "stopluaparameterset", "luaparameterset", "definenamedlua", "obeylualines", "obeyluatokens", "startluacode", "stopluacode", "startlua", "stoplua", "startctxfunction", "stopctxfunction", "ctxfunction", "startctxfunctiondefinition", "stopctxfunctiondefinition", "installctxfunction", "cldprocessfile", "cldloadfile", "cldcontext", "cldcommand", "carryoverpar", "lastlinewidth", "assumelongusagecs", "Umathbotaccent", "righttolefthbox", "lefttorighthbox", "righttoleftvbox", "lefttorightvbox", "righttoleftvtop", "lefttorightvtop", "rtlhbox", "ltrhbox", "rtlvbox", "ltrvbox", "rtlvtop", "ltrvtop", "autodirhbox", "autodirvbox", "autodirvtop", "leftorrighthbox", "leftorrightvbox", "leftorrightvtop", "lefttoright", "righttoleft", "synchronizelayoutdirection", "synchronizedisplaydirection", "synchronizeinlinedirection", "lesshyphens", "morehyphens", "nohyphens", "dohyphens", "Ucheckedstartdisplaymath", "Ucheckedstopdisplaymath", "break", "nobreak", "allowbreak", "goodbreak", "nospace", "nospacing", "dospacing", "naturalhbox", "naturalvbox", "naturalhpack", "naturalvpack", "frule", "compoundhyphenpenalty", "start", "stop" },
 }
\ No newline at end of file
diff --git a/doc/context/documents/general/qrcs/setup-cs.pdf b/doc/context/documents/general/qrcs/setup-cs.pdf
index 96c29e438..4b490a41a 100644
--- a/doc/context/documents/general/qrcs/setup-cs.pdf
+++ b/doc/context/documents/general/qrcs/setup-cs.pdf
diff --git a/doc/context/documents/general/qrcs/setup-de.pdf b/doc/context/documents/general/qrcs/setup-de.pdf
index 3954a03fa..c625b77bb 100644
--- a/doc/context/documents/general/qrcs/setup-de.pdf
+++ b/doc/context/documents/general/qrcs/setup-de.pdf
diff --git a/doc/context/documents/general/qrcs/setup-en.pdf b/doc/context/documents/general/qrcs/setup-en.pdf
index 2810ec148..b3398d7d7 100644
--- a/doc/context/documents/general/qrcs/setup-en.pdf
+++ b/doc/context/documents/general/qrcs/setup-en.pdf
diff --git a/doc/context/documents/general/qrcs/setup-fr.pdf b/doc/context/documents/general/qrcs/setup-fr.pdf
index 01f3bbd6c..aa8449ff0 100644
--- a/doc/context/documents/general/qrcs/setup-fr.pdf
+++ b/doc/context/documents/general/qrcs/setup-fr.pdf
diff --git a/doc/context/documents/general/qrcs/setup-it.pdf b/doc/context/documents/general/qrcs/setup-it.pdf
index 29a6171da..1a0568774 100644
--- a/doc/context/documents/general/qrcs/setup-it.pdf
+++ b/doc/context/documents/general/qrcs/setup-it.pdf
diff --git a/doc/context/documents/general/qrcs/setup-nl.pdf b/doc/context/documents/general/qrcs/setup-nl.pdf
index 825aec64d..545e2172c 100644
--- a/doc/context/documents/general/qrcs/setup-nl.pdf
+++ b/doc/context/documents/general/qrcs/setup-nl.pdf
diff --git a/doc/context/documents/general/qrcs/setup-ro.pdf b/doc/context/documents/general/qrcs/setup-ro.pdf
index da2056d28..5425bfb0a 100644
--- a/doc/context/documents/general/qrcs/setup-ro.pdf
+++ b/doc/context/documents/general/qrcs/setup-ro.pdf
diff --git a/tex/context/base/mkii/cont-new.mkii b/tex/context/base/mkii/cont-new.mkii
index cbb494925..f30ca0714 100644
--- a/tex/context/base/mkii/cont-new.mkii
+++ b/tex/context/base/mkii/cont-new.mkii
@@ -11,7 +11,7 @@
 %C therefore copyrighted by \PRAGMA. See mreadme.pdf for
 %C details.
 
-\newcontextversion{2017.08.28 12:14}
+\newcontextversion{2017.08.29 19:35}
 
 %D This file is loaded at runtime, thereby providing an
 %D excellent place for hacks, patches, extensions and new
diff --git a/tex/context/base/mkii/context.mkii b/tex/context/base/mkii/context.mkii
index 2892b98e8..4c48a7ce1 100644
--- a/tex/context/base/mkii/context.mkii
+++ b/tex/context/base/mkii/context.mkii
@@ -20,7 +20,7 @@
 %D your styles an modules.
 
 \edef\contextformat {\jobname}
-\edef\contextversion{2017.08.28 12:14}
+\edef\contextversion{2017.08.29 19:35}
 
 %D For those who want to use this:
 
diff --git a/tex/context/base/mkiv/buff-ver.lua b/tex/context/base/mkiv/buff-ver.lua
index db3db5aea..bf2859435 100644
--- a/tex/context/base/mkiv/buff-ver.lua
+++ b/tex/context/base/mkiv/buff-ver.lua
@@ -33,6 +33,8 @@ local context              = context
 local commands             = commands
 local implement            = interfaces.implement
 
+local formatters           = string.formatters
+
 local tabtospace           = utilities.strings.tabtospace
 local variables            = interfaces.variables
 local settings_to_array    = utilities.parsers.settings_to_array
@@ -267,14 +269,15 @@ function visualizers.register(name,specification)
         report_visualizers("registering visualizer %a",name)
     end
     specifications[name] = specification
-    local parser, handler = specification.parser, specification.handler
-    local displayparser = specification.display or parser
-    local inlineparser = specification.inline or parser
-    local isparser = is_lpeg(parser)
+    local parser         = specification.parser
+    local handler        = specification.handler
+    local displayparser  = specification.display or parser
+    local inlineparser   = specification.inline  or parser
+    local isparser       = is_lpeg(parser)
     local start, stop
     if isparser then
         start = makepattern(handler,"start",patterns.alwaysmatched)
-        stop = makepattern(handler,"stop",patterns.alwaysmatched)
+        stop  = makepattern(handler,"stop", patterns.alwaysmatched)
     end
     if handler then
         if isparser then
@@ -375,7 +378,7 @@ function visualizers.registerescapepattern(name,befores,afters,normalmethod,esca
                     name,i,before,after,processor or "default")
             end
             before = P(before) * space_pattern
-            after = space_pattern * P(after)
+            after  = space_pattern * P(after)
             local action
             if processor then
                 action = function(s) apply_processor(processor,s) end
@@ -452,15 +455,16 @@ function visualizers.registerescapecommand(name,token,normalmethod,escapecommand
     return escapepattern
 end
 
-local escapedvisualizers = { }
+local escapedvisualizers  = { }
+local f_escapedvisualizer = formatters["%s : %s"]
 
 local function visualize(content,settings) -- maybe also method in settings
     if content and content ~= "" then
         local method = lower(settings.method or "default")
-        local m
+        local m = specifications[method] or specifications.default
         local e = settings.escape
-        if e and e ~= "" then
-            local newname = format("%s : %s",method,e)
+        if e and e ~= "" and not m.handler.noescape then
+            local newname = f_escapedvisualizer(method,e)
             local newspec = specifications[newname]
             if newspec then
                 m = newspec
@@ -484,9 +488,10 @@ local function visualize(content,settings) -- maybe also method in settings
                         end
                     end
                 end
-                local oldvisualizer = specifications[method] or specifications.default
-                local oldparser = oldvisualizer.direct
-                local newparser
+                local oldm       = m
+                local oldparser  = oldm.direct
+                local newhandler = oldm.handler
+                local newparser  = oldm.parser -- nil
                 if starts[1] and stops[1] ~= "" then
                     newparser = visualizers.registerescapepattern(newname,starts,stops,oldparser,nil,processors)
                 elseif starts[1] then
@@ -496,7 +501,7 @@ local function visualize(content,settings) -- maybe also method in settings
                 end
                 m = visualizers.register(newname, {
                     parser  = newparser,
-                    handler = oldvisualizer.handler,
+                    handler = newhandler,
                 })
             end
         else
diff --git a/tex/context/base/mkiv/cont-new.mkiv b/tex/context/base/mkiv/cont-new.mkiv
index 1dd7fa178..7574ee83e 100644
--- a/tex/context/base/mkiv/cont-new.mkiv
+++ b/tex/context/base/mkiv/cont-new.mkiv
@@ -11,7 +11,7 @@
 %C therefore copyrighted by \PRAGMA. See mreadme.pdf for
 %C details.
 
-\newcontextversion{2017.08.28 12:14}
+\newcontextversion{2017.08.29 19:35}
 
 %D This file is loaded at runtime, thereby providing an excellent place for
 %D hacks, patches, extensions and new features.
diff --git a/tex/context/base/mkiv/context.mkiv b/tex/context/base/mkiv/context.mkiv
index d2ab572a1..9c6ed8e91 100644
--- a/tex/context/base/mkiv/context.mkiv
+++ b/tex/context/base/mkiv/context.mkiv
@@ -41,7 +41,7 @@
 %D up and the dependencies are more consistent.
 
 \edef\contextformat {\jobname}
-\edef\contextversion{2017.08.28 12:14}
+\edef\contextversion{2017.08.29 19:35}
 \edef\contextkind   {beta}
 
 %D For those who want to use this:
diff --git a/tex/context/base/mkiv/math-ali.mkiv b/tex/context/base/mkiv/math-ali.mkiv
index 31bdbd900..a7dfa8815 100644
--- a/tex/context/base/mkiv/math-ali.mkiv
+++ b/tex/context/base/mkiv/math-ali.mkiv
@@ -354,22 +354,27 @@
 \let\math_alignment_snap_start\relax
 \let\math_alignment_snap_stop \relax
 
-% experimental
-
-\def\math_alignment_snap_start
-  {\ifgridsnapping
-     \edef\p_math_alignment_grid{\mathalignmentparameter\c!grid}%
-     \ifx\p_math_alignment_grid\v!no\else
-       \snaptogrid[\p_math_alignment_grid]\vbox\bgroup
-     \fi
-   \fi}
+% % experimental:
+%
+% \def\math_alignment_snap_start
+%   {\ifgridsnapping
+%      \edef\p_math_alignment_grid{\mathalignmentparameter\c!grid}%
+%      \ifx\p_math_alignment_grid\v!no\else
+%        \snaptogrid[\p_math_alignment_grid]\vbox\bgroup
+%      \fi
+%    \fi}
+%
+% \def\math_alignment_snap_stop
+%   {\ifgridsnapping
+%      \ifx\p_math_alignment_grid\v!no\else
+%        \egroup
+%      \fi
+%    \fi}
+%
+% % doesn't work well, so:
 
-\def\math_alignment_snap_stop
-  {\ifgridsnapping
-     \ifx\p_math_alignment_grid\v!no\else
-       \egroup
-     \fi
-   \fi}
+\let\math_alignment_snap_start\relax
+\let\math_alignment_snap_stop \relax
 
 % end of experimental
 
@@ -860,10 +865,8 @@
 
 \def\math_matrix_stop
   {\crcr
- % \ifgridsnapping \else
-     \mathstrut\crcr
-     \noalign{\vskip-\baselineskip}%
- % \fi
+   \mathstrut\crcr
+   \noalign{\vskip-\baselineskip}%
    \egroup
    \egroup
    \mathmatrixright
@@ -1132,28 +1135,29 @@
    \egroup
    \endgroup}
 
-%D \macros
-%D   {bordermatrix}
-%D
-%D In \PLAIN\ \TEX\ the width of a parenthesis is stored in
-%D the \DIMENSION\ \type{\mathparentwd}. This value is derived from
-%D the width of \type{\tenrm B}, so let's take care of it now:
-
-\ifx\mathparentwd\undefined \newdimen\mathparentwd \fi
-
-\let\normalbordermatrix\bordermatrix % move that code to here instead
-
-\def\bordermatrix
-  {\begingroup
-   \setbox\scratchbox\hbox{\mr\char"239C}%
-   \global\mathparentwd\wd\scratchbox
-   \endgroup
-   \normalbordermatrix}
-
-% to be tested
+% %D \macros
+% %D   {bordermatrix}
+% %D
+% %D In \PLAIN\ \TEX\ the width of a parenthesis is stored in
+% %D the \DIMENSION\ \type{\mathparentwd}. This value is derived from
+% %D the width of \type{\tenrm B}, so let's take care of it now:
+%
+% \ifx\mathparentwd\undefined \newdimen\mathparentwd \fi
+%
+% \let\normalbordermatrix\bordermatrix % move that code to here instead
+%
+% \unexpanded\def\bordermatrix
+%   {\begingroup
+%    \setbox\scratchbox\hbox{\mr\char"239C}%
+%    \global\mathparentwd\wd\scratchbox
+%    \endgroup
+%    \normalbordermatrix}
 %
 % \def\bordermatrix
-%   {\begingroup\mr\global\mathparentwd\fontcharwd\font"239C\relax\endgroup
+%   {\begingroup
+%    \mr
+%    \global\mathparentwd\fontcharwd\font"239C\relax
+%    \endgroup
 %    \normalbordermatrix}
 
 %D \macros{overset, underset}
@@ -1612,11 +1616,6 @@
 \unexpanded\def\strc_math_box_stop
   {\stopforceddisplaymath
    \egroup
- % % not needed, attribute driven
- % \ifgridsnapping
- %   \snaptogrid[\v!math]\vbox
- % \fi
- % \bgroup
    % check number
    \d_strc_math_number_width\wd\b_strc_formulas_number
    %
diff --git a/tex/context/base/mkiv/math-ini.mkiv b/tex/context/base/mkiv/math-ini.mkiv
index c765677da..83d190e61 100644
--- a/tex/context/base/mkiv/math-ini.mkiv
+++ b/tex/context/base/mkiv/math-ini.mkiv
@@ -1807,6 +1807,40 @@
 
 \unexpanded\def\showmathstyle{\verbosemathstyle\normalmathstyle}
 
+%D Some dimension fun:
+
+\def\mathexheight
+  {\fontdimen
+     \plusfive
+     \ifcase\numexpr\normalmathstyle\relax
+       \textfont         \or % 0
+       \textfont         \or % 1
+       \textfont         \or % 2
+       \textfont         \or % 3
+       \scriptfont       \or % 4
+       \scriptfont       \or % 5
+       \scriptscriptfont \or % 6
+       \scriptscriptfont \else
+       \textfont
+     \fi
+     \zeropoint}
+
+\def\mathemwidth
+  {\fontdimen
+     \plussix
+     \ifcase\numexpr\normalmathstyle\relax
+       \textfont         \or % 0
+       \textfont         \or % 1
+       \textfont         \or % 2
+       \textfont         \or % 3
+       \scriptfont       \or % 4
+       \scriptfont       \or % 5
+       \scriptscriptfont \or % 6
+       \scriptscriptfont \else
+       \textfont
+     \fi
+     \zeropoint}
+
 %D A plain inheritance:
 
 \def\mathpalette#1#2%
@@ -1826,9 +1860,16 @@
 
 % to be tested: {#1} but it could have side effects
 
-\unexpanded\def\mathstylehbox#1% sensitive for: a \over b => {a\over b} or \frac{a}{b}
-  {\normalexpanded{\hbox\bgroup
-     \startimath\triggermathstyle\normalmathstyle}\mathsurround\zeropoint#1\stopimath\egroup}
+% \unexpanded\def\mathstylehbox#1% sensitive for: a \over b => {a\over b} or \frac{a}{b}
+%   {\normalexpanded{\hbox\bgroup
+%      \startimath\triggermathstyle\normalmathstyle}\mathsurround\zeropoint#1\stopimath\egroup}
+
+\unexpanded\def\mathstylehbox#1#% sensitive for: a \over b => {a\over b} or \frac{a}{b}
+  {\math_style_hbox{#1}}
+
+\unexpanded\def\math_style_hbox#1#2% sensitive for: a \over b => {a\over b} or \frac{a}{b}
+  {\normalexpanded{\hbox#1\bgroup
+     \startimath\triggermathstyle\normalmathstyle}\mathsurround\zeropoint#2\stopimath\egroup}
 
 \unexpanded\def\mathstylevbox#1%
   {\normalexpanded{\vbox\bgroup
diff --git a/tex/context/base/mkiv/math-pln.mkiv b/tex/context/base/mkiv/math-pln.mkiv
index 754cb6141..d0e7e377d 100644
--- a/tex/context/base/mkiv/math-pln.mkiv
+++ b/tex/context/base/mkiv/math-pln.mkiv
@@ -138,4 +138,114 @@
         \normalstartimath\tabskip\zeroskip\everycr\emptytoks\hfil\displaystyle\alignmark\alignmark\hfil\normalstopimath}\crcr
         #1\crcr}}
 
+%D This comes from plain but I gave it a \CONTEXT\ touch:
+
+\def\math_border_NC_indeed
+  {\gdef\math_border_NC{\aligntab}}
+
+\let\math_border_NC\math_border_NC_indeed
+
+\def\math_border_NR
+  {\glet\math_border_NC\math_border_NC_indeed
+   \cr}
+
+\unexpanded\def\math_border_matrix#1#2#3% adapted plain
+  {\begingroup
+   %
+   \pushmacro\cr
+   %
+   \setbox\scratchbox\hbox\bgroup
+     \mr B%
+   \egroup
+   \scratchdimenone\wd\scratchbox
+   %
+   \scratchdimentwo.2\bodyfontsize
+   %
+   \mathsurround\zeropoint
+   %
+   \def\NC{\math_border_NC}%
+   \def\NR{\math_border_NR}%
+   %
+   \setbox\scratchboxone\vbox\bgroup
+     \def\cr{%
+       \crcr
+       \noalign\bgroup
+         \kern\scratchdimentwo
+         \global\let\cr\endline
+       \egroup
+     }%
+     \ialign{%
+       \startimath\alignmark\alignmark\stopimath
+       \hfil
+       \kern\dimexpr\scratchdimentwo+\scratchdimenone\relax
+       \aligntab
+       \thinspace
+       \hfil
+       \startimath\alignmark\alignmark\stopimath
+       \hfil
+       \aligntab
+       \aligntab
+       \quad
+       \hfil
+       \startimath\alignmark\alignmark\stopimath
+       \hfil
+       \crcr
+       \omit
+       \strut
+       \hfil
+       \crcr
+       \noalign{\kern-\baselineskip}%
+       #3\crcr
+       \omit
+       \strut
+       \cr
+     }%
+   \egroup
+   \setbox\scratchboxtwo\vbox\bgroup
+     \unvcopy\scratchboxone
+     \global\setbox\globalscratchbox\lastbox
+   \egroup
+   \setbox\scratchboxtwo\hbox\bgroup
+     \unhbox\globalscratchbox
+     \unskip
+     \global\setbox\globalscratchbox\lastbox
+   \egroup
+   \setbox\scratchboxtwo\hbox\bgroup
+     \startimath
+     \kern\dimexpr\wd\globalscratchbox-\scratchdimenone\relax
+     \left#1\relax
+     \kern-\wd\globalscratchbox
+     \global\setbox\globalscratchbox\vbox\bgroup
+       \box\globalscratchbox
+       \kern\scratchdimentwo
+     \egroup
+     \vcenter\bgroup
+       \kern-\ht\globalscratchbox
+       \unvbox\scratchboxone
+       \kern-\baselineskip
+     \egroup
+     \thinspace
+     \right#2\relax
+     \stopimath
+   \egroup
+   \null
+   \thickspace
+   \vbox\bgroup
+     \kern\ht\globalscratchbox
+     \box\scratchboxtwo
+   \egroup
+   %
+   \popmacro\cr
+   %
+   \endgroup}
+
+\unexpanded\def\bordermatrix {\math_border_matrix()}
+\unexpanded\def\bbordermatrix{\math_border_matrix[]}
+
+\unexpanded\def\startbordermatrix #1\stopbordermatrix {\math_border_matrix(){#1}}
+\unexpanded\def\startbbordermatrix#1\stopbbordermatrix{\math_border_matrix[]{#1}}
+
+\let\stopbordermatrix \relax
+\let\stopbbordermatrix\relax
+
 \protect \endinput
diff --git a/tex/context/base/mkiv/math-stc.mkvi b/tex/context/base/mkiv/math-stc.mkvi
index 208e756f6..2b10bca45 100644
--- a/tex/context/base/mkiv/math-stc.mkvi
+++ b/tex/context/base/mkiv/math-stc.mkvi
@@ -69,12 +69,19 @@
 % currently no italic correction ... problem is that we don't know yet if we have an italic
 % below so we we need to postpone
 
-\def\math_stackers_fallback
-  {\hbox to \scratchwidth{\csname\??mathextensiblefallbacks\ifcsname\??mathextensiblefallbacks\number\scratchunicode\endcsname\number\scratchunicode\fi\endcsname}}
- %{\csname\??mathextensiblefallbacks\ifcsname\??mathextensiblefallbacks\number\scratchunicode\endcsname\number\scratchunicode\fi\endcsname }
+% \def\math_stackers_fallback
+%   {\hbox to \scratchwidth{\csname\??mathextensiblefallbacks\ifcsname\??mathextensiblefallbacks\number\scratchunicode\endcsname\number\scratchunicode\fi\endcsname}}
+%  %{\csname\??mathextensiblefallbacks\ifcsname\??mathextensiblefallbacks\number\scratchunicode\endcsname\number\scratchunicode\fi\endcsname }
 
-% \def\math_stackers_regular
-%   {\mathstylehbox{\Umathaccent\fam\zerocount\scratchunicode{\hskip\scratchwidth}}}
+\def\math_stackers_fallback
+  {\mathstylehbox to \scratchwidth{\usemathstackerscolorparameter\c!color
+     \hss
+     \ifcsname\??mathextensiblefallbacks\number\scratchunicode\endcsname
+       \lastnamedcs
+     \else
+       \Umathchar \fam \zerocount \scratchunicode
+     \fi
+     \hss}}
 
 \def\math_stackers_regular
   {\mathstylehbox{\usemathstackerscolorparameter\c!color
@@ -89,7 +96,8 @@
 % $\Umathaccent   0 0 "2190{x}$ \par $\Umathaccent   0 0 "27F8{x}$\par
 % $\Udelimiterunder 0 "2190{x}$ \par $\Udelimiterunder 0 "27F8{x}$\par
 
-\setvalue{\??mathextensiblefallbacks}{\hbox{\vrule\!!width\scratchwidth\!!height.1\exheight\!!depth\zeropoint}}
+\setvalue{\??mathextensiblefallbacks}%
+  {\hbox{\vrule\s!width\scratchwidth\s!height.1\exheight\s!depth\zeropoint}}
 
 % \def\math_stackers_with_fallback#codepoint%
 %   {\begingroup
@@ -645,21 +653,50 @@
 \unexpanded\def\mathunder {\begingroup\dosingleempty\math_stackers_handle_under }
 \unexpanded\def\mathdouble{\begingroup\dodoubleempty\math_stackers_handle_double}
 
-\def\math_stackers_handle_over[#category]%
-  {\math_stackers_direct_double\plusone\zerocount
-     {\iffirstargument#category\else\v!top   \fi}} % will be defined later on
+\unexpanded\def\definemathover  {\dotripleargument   \math_stackers_define_over  }
+\unexpanded\def\definemathunder {\dotripleargument   \math_stackers_define_under }
+\unexpanded\def\definemathdouble{\doquadrupleargument\math_stackers_define_double}
+
+\def\math_stackers_define_over[#category][#command][#topcode]%
+  {\setuvalue{#command}{\math_stackers_handle_direct\plusone\zerocount{#category}{#topcode}{0}}}
+
+\def\math_stackers_define_under[#category][#command][#bottomcode]%
+  {\setuvalue{#command}{\math_stackers_handle_direct\zerocount\plusone{#category}{#bottomcode}{0}}}
+
+\def\math_stackers_define_double[#category][#command][#topcode][#bottomcode]%
+  {\setuvalue{#command}{\math_stackers_handle_direct\plusone\plusone{#category}{#topcode}{#bottomcode}}}
+
+\unexpanded\def\mathover  {\begingroup\dosingleempty\math_stackers_handle_over  }
+\unexpanded\def\mathunder {\begingroup\dosingleempty\math_stackers_handle_under }
+\unexpanded\def\mathdouble{\begingroup\dosingleempty\math_stackers_handle_double}
+
+\def\math_stackers_handle_over[#category]#topcode#text%
+  {\math_stackers_make_double\plusone\zerocount
+     {\iffirstargument#category\else\v!top\fi}%
+     {#topcode}%
+     {0}%
+     {#text}%
+   \endgroup}
 
-\def\math_stackers_handle_under[#category]%
-  {\math_stackers_direct_double\zerocount\plusone
-     {\iffirstargument#category\else\v!bottom\fi}} % will be defined later on
+\def\math_stackers_handle_under[#category]#bottomcode#text%
+  {\math_stackers_make_double\zerocount\plusone
+     {\iffirstargument#category\else\v!bottom\fi}%
+     {#bottomcode}%
+     {0}%
+     {#text}%
+   \endgroup}
 
-\def\math_stackers_handle_double[#topcategory][#bottomcategory]%
-  {\math_stackers_direct_double\plusone\plusone
-     {\iffirstargument    #topcategory\else\v!top   \fi}%
-     {\ifsecondargument#bottomcategory\else\v!bottom\fi}}
+\def\math_stackers_handle_double[#category]#topcode#bottomcode#text%
+  {\math_stackers_make_double\plusone\plusone
+     {\iffirstargument#category\else\v!both\fi}%
+     {#topcode}%
+     {#bottomcode}%
+     {#text}%
+   \endgroup}
 
-\def\math_stackers_direct_double#top#bottom#category#codepoint#text%
-  {\math_stackers_make_double#top#bottom{#category}{#codepoint}{0}{#text}%
+\def\math_stackers_handle_direct#top#bottom#category#topcode#bottomcode#text%
+  {\begingroup
+   \math_stackers_make_double#top#bottom{#category}{#topcode}{#bottomcode}{#text}%
    \endgroup}
 
 %D A relative new one is a combination of accents and text (as needed in mathml):
@@ -1197,14 +1234,14 @@
 \unexpanded\def\defineextensiblefiller
   {\dodoubleargument\math_stackers_define_filler}
 
-\def\math_stackers_define_filler[#1][#2]%
-  {\setuevalue{#1}{\leaders\number#2\hfill}}
+% \def\math_stackers_define_filler[#1][#2]%
+%   {\setuevalue{#1}{\leaders\number#2\hfill}}
 
-%D For the moment:
+%D For the moment (needs checking):
 
 \def\math_stackers_define_filler[#1][#2]%
   {\expandafter\let\csname\??mathextensiblefallbacks\number#2\expandafter\endcsname\csname#1\endcsname
-   \expandafter\let\csname                                 #1\expandafter\endcsname\csname#1\endcsname}
+   \expandafter\let\csname                                 #1\expandafter\endcsname\csname#1\endcsname} % huh?
 
 \defineextensiblefiller [barfill]                ["203E]
 \defineextensiblefiller [relfill]                ["002D]
@@ -1283,6 +1320,12 @@
 \definemathunstacked [\v!wide] [implies]   ["27F9] % \mathrel{\;\Longrightarrow\;}
 \definemathunstacked [\v!wide] [iff]       ["27FA] % \mathrel{\;\Longleftrightarrow\;}
 
+% New (an example of using \mathexheight):
+
+\definemathstackers[\v!symbol][\c!voffset=-.40\mathexheight,\c!hoffset=\zeropoint]
+
+\definemathover[\v!symbol][interiorset]["2217]
+
 \protect \endinput
 
 % \mathrel{\mathop{\hbox to \dimen0{\hss\copy4\hss}}
diff --git a/tex/context/base/mkiv/mult-low.lua b/tex/context/base/mkiv/mult-low.lua
index bc9bcaf71..6fe57b2ce 100644
--- a/tex/context/base/mkiv/mult-low.lua
+++ b/tex/context/base/mkiv/mult-low.lua
@@ -85,6 +85,7 @@ return {
         --
         "fontslantperpoint", "fontinterwordspace", "fontinterwordstretch", "fontinterwordshrink",
         "fontexheight", "fontemwidth", "fontextraspace", "slantperpoint",
+        "mathexheight", "mathemwidth",
         "interwordspace", "interwordstretch", "interwordshrink", "exheight", "emwidth", "extraspace",
         "mathsupdisplay", "mathsupnormal", "mathsupcramped", "mathsubnormal", "mathsubcombined",  "mathaxisheight",
         "muquad",
diff --git a/tex/context/base/mkiv/page-lay.mkiv b/tex/context/base/mkiv/page-lay.mkiv
index f2e39c660..6eec90149 100644
--- a/tex/context/base/mkiv/page-lay.mkiv
+++ b/tex/context/base/mkiv/page-lay.mkiv
@@ -1590,8 +1590,8 @@
 
 \definepapersize
   [doubleoversized]
-  [ \c!width=\dimexpr \paperheight+\layouttargetparameter\c!distance\relax,
-   \c!height=\dimexpr2\paperwidth +\layouttargetparameter\c!distance\relax]
+  [ \c!width=\dimexpr \paperwidth +\layouttargetparameter\c!distance\relax,
+   \c!height=\dimexpr2\paperheight+\layouttargetparameter\c!distance\relax]
 
 \definepapersize
   [doublewide]
diff --git a/tex/context/base/mkiv/status-files.pdf b/tex/context/base/mkiv/status-files.pdf
index 0a1c6d9d0..52f74e413 100644
--- a/tex/context/base/mkiv/status-files.pdf
+++ b/tex/context/base/mkiv/status-files.pdf
diff --git a/tex/context/base/mkiv/status-lua.pdf b/tex/context/base/mkiv/status-lua.pdf
index 386ad3a6a..0b11a250e 100644
--- a/tex/context/base/mkiv/status-lua.pdf
+++ b/tex/context/base/mkiv/status-lua.pdf
diff --git a/tex/context/interface/mkiv/i-context.pdf b/tex/context/interface/mkiv/i-context.pdf
index 2810ec148..b3398d7d7 100644
--- a/tex/context/interface/mkiv/i-context.pdf
+++ b/tex/context/interface/mkiv/i-context.pdf
diff --git a/tex/context/interface/mkiv/i-readme.pdf b/tex/context/interface/mkiv/i-readme.pdf
index edc1f7df4..ec31adeff 100644
--- a/tex/context/interface/mkiv/i-readme.pdf
+++ b/tex/context/interface/mkiv/i-readme.pdf
diff --git a/tex/context/modules/mkiv/m-scite.mkiv b/tex/context/modules/mkiv/m-scite.mkiv
index c381475d0..18950f6a1 100644
--- a/tex/context/modules/mkiv/m-scite.mkiv
+++ b/tex/context/modules/mkiv/m-scite.mkiv
@@ -252,6 +252,7 @@ local handler = visualizers.newhandler {
     stopinline   = function(settings) stopInlineScite() end,
     startdisplay = function(settings) startDisplayScite(settings.name or "") end,
     stopdisplay  = function(settings) stopDisplayScite() end,
+    noescape     = true,
 }
 
 local knownlexers = scite.knownlexers
diff --git a/tex/generic/context/luatex/luatex-fonts-merged.lua b/tex/generic/context/luatex/luatex-fonts-merged.lua
index 8cb21b53b..e9a5b4127 100644
--- a/tex/generic/context/luatex/luatex-fonts-merged.lua
+++ b/tex/generic/context/luatex/luatex-fonts-merged.lua
@@ -1,6 +1,6 @@
 -- merged file : c:/data/develop/context/sources/luatex-fonts-merged.lua
 -- parent file : c:/data/develop/context/sources/luatex-fonts.lua
--- merge date  : 08/28/17 12:14:10
+-- merge date  : 08/29/17 19:35:06
 
 do -- begin closure to overcome local limits and interference