added events and talks in model, created sample talk
removed events tab
Scale and zoom in UIWebView
UIWebView scrollen and sharing
Navigation Bar in UIWebView
fixed detail news view
fixed bottom scroll view inset
added parent/child structure in newsCategory and newsSource model
updated submodule
Merge branch 'Mensa' into News

Conflicts:
	uni-hd.xcodeproj/project.pbxproj
Merge branch 'Mensa' into develop
fixed project config