German translation: Improvements and Updates
Escape file name for literal use in dialog
#247
Merge branch 'german-translation' of http://github.com/SAPlayer/brackets-git into SAPlayer-german-translation

Conflicts:
	nls/it/strings.js
Always escape questions...
Changelog...
Fix #251
Brackets Sprint 37 was released
Updated contributing rules...
New thirdparty libs for upcoming rewrite...