Luaotfload v2.8-fix-2: Bugfixes

- Fix regression in TeX “ligature” emulation (#397).
- Fix crash in basemode handler (#388).
- Support addressing TTC subfonts in path lookups (#392).

First round of bugfixes to v2.8

- Patch by Hans for #391
- Fix design size handling, by Yan Zhou (#398)
- Fix duplicate indexing of files (#394)
- Remove stray features of the “tlig” set (#397)

Luaotfload v2.8 -- for use with LuaTeX 1.0

[fontloader] sync with Context as of 2016-10-20

[build] reinstate the “install” target

Pre-release of Luaotfload v2.8

3rd batch of fixes

- Fontloader in sync with Context as of 2016-06-16.

- Addresses issues #356 / #363, #359 / #325, #358, #357, #349, #344, #361.

This is the second round of bug fixes to the TeX Live 2016 edition of

Luaotfload.

* Update the fontloader with Context version 2016-05-01 09:57:00.
* Fix a number of crashes in letterspacing and font handling.
* Allow configuration of the default (anonymous) lookups.
* Handle unsupported versions of Luatex gracefully instead of crashing.

Bugfix release for the TeX Live 2016 version.

First release for TeX Live 2016.