Minor TL update
XeTeX: Distribute all files

git-svn-id: svn://tug.org/texlive/trunk/Build@29497 c570f23f-e606-0410-a88d-b1316a301751
libs/freetype2: Update patch from git repository

git-svn-id: svn://tug.org/texlive/trunk/Build@29472 c570f23f-e606-0410-a88d-b1316a301751
GNUMAKE variable no longer needed
Some consistency cleanups
Make types used a bit more clear
One less duplicate function
Minor
Fix OT script/language/feature primitives

We need to check both GSUB and GPOS tables not only the one with mote
scripts, since there might be differences in language coverage between
both tables.