Merge pull request #44 from eroux/master

XeTeX support for Tibetan
Added warning for Bengali.
Added warnings /en masse/ to languages not (really) supported with LuaTeX for different reasons.
Easy fix for \language0.
Fix in gloss-german for latesthyphen option.
Fix for Swedish.
Perl one-liner to replace verbatim newline character by \\MessageBreak, and reformatting.
Replaced verbatim newline’s by \MessageBreak as per #21.
Using Tibetan locale (ISO 639-2 bo) instead of Dzongkha in gloss-tibetan.ldf
Better fix for the issue addressed in 1d3bc1c
Made the N’Ko text file into TeX.
Renamed it.
Renamed again: it should be .ldf, of course, not .tex
Need one more \if to match with bidi.
Minimal setup to make ldf file run smoothly.
Change in luabidi.sty: That’s what all the primitives are called in LuaLaTeX now.
Simple package to format N’Ko numbers.
Defining \nko@language from \PolyglossiaSetup
Added one more TODO.
First caption labels for N’Ko.