- Fixed string equality bug for russian and ukranian language recogni…

…tion

- Fixed warnings for NSCalendarUnits and NSCalendarIdentifier

- Bumped podspec

- Added OS X target compatibility to pod

Update DateTools.podspec

Update CREDITS.md

Update DateTools.podspec

Merge pull request MatthewYork#22 from edpelesh/patch-2

Language-specific rules update (ukrainian)

Update DateTools.podspec

- Updated pod spec to 1.1.0

Update README.md