Merge pull request #11 from Rhynex/master

Changes in LanguageScreen & ClassicGame.
PR cleanup
Fix language substring
Rewrite parts of language API to support sending keys in sendMessage and broadcastMessage, add support for newlines in messages
Increment version
Fix language pack issues
Cleanup of Sensitivity PR (thanks Rhynex!), remake options GUIs, add new settings API
Moved sensitivity code to player