luaotfload/src, branch v2.8

[*] bump year and version

2017-01-29T19:24:22+00:00

[db] move design size handling into lookup

2017-01-29T19:16:18+00:00

Store design sizes in sp in index. Lookups are performed using sp
so the design size factor can be applied at runtime.

[conf] improve defaults handling of designsize-dimen

2017-01-29T18:31:34+00:00

[conf,db] make design size dimension configurable

2017-01-29T18:04:33+00:00

[db] scale optical sizes to pt

2017-01-29T17:17:09+00:00

Fix #389

[main] make main() no-op when called again

2017-01-29T16:48:00+00:00

Fix #390

Suggested by @davidcarlisle.

[fontloader] sync with Context as of 2017-01-29

2017-01-29T00:18:34+00:00

[letterspace] address node deallocation issues

2017-01-29T00:11:28+00:00

With 1.0.3 the test pln-letterspace-12-double-ligature-issue-350.tex
causes a crash on account of a double free. Remove the code that calls
nodedirect.free() on the removed nodes until this is better understood.

[log] handle logging more defensively

2017-01-29T00:11:19+00:00

[fontloader] sync with Context as of 2016-10-22

2016-10-22T17:57:52+00:00