Merge pull request #1 from AQuillet/master

Added optional "contentSize" attribute

Added optional "useJavaXKey" attribute

for universalJavaApplicationStub-Support:
tofi86/universalJavaApplicationStub#9

updated docs for v2.3.0

added optional attribute 'allowMixedLocalizations' (v2.2.1)

Tag version 2.2

Tag v2.1.0, added startOnMainThread

Tag v2.0.0 after relase to VersionTracker.com

Create tag 1.9, was previously forgotten

Tag v1.8.1 after fix two bugs; (null) menu name when using localized …

…Help Books and corrected the XML encoding for the Info.plist file to UTF-8

Tag v1.8