s/stmeqia/stmiaeq/ in libffi/ffi.S; fixes issue #36
Add Default-568h@2x.png so Xcode will shut up about it
Remove duplicate static declaration specifier, as per Xcode's warning
Release version 2.1, fixes to doc.nu document generation script
update documentation generator to use new markup operators.
Merge pull request #57 from kch/xcode

Fixes assembly for issue #36, plus other Xcode warnings
nutest now exits with an error status when tests fail.
.travis.yml to support continuous integration on Travis CI
I'd gag if Xcode actually commit 524 files right now, lol.
restored "def" as a synonym for "function".
added sortUsingBlock: to NSMutableArray
pu