general
-------

- change lua module names
- change TeX macros prefixes
- check for lua name conflicts ('module' used in mods)
- check for macros starting with \luatex
- write test files
- reload check, declaration, luatex test
- import/update doc
- fix Makefile: test files are source, not runfiles
- make tests cleaner: \begingroup\expandafter\ETC.
- handle catcodes for Plain
- import/write doc


Later
=====

regs
----

- Should the various allocation macros set something in a Lua table, or should
  we just wait for it to be implemented in LuaTeX? (The \*blk macros would be
rather tricky in this respect, but are they really used?)