Added button for about dialog in navigation drawer
Added swedish translation
Changed category list to hopefully be dependant on screen resolution
Removed tmp categories generated by listObjects name. Their only point was to check functionality
Created the about dialog
Added swedish translation for about dialog
Merge branch 'aboutDialog' into dev

Conflicts:
	ESCAPE/res/values/dimens.xml
	ESCAPE/res/values/strings.xml
Removed done button in notifications for events
Added missing javadoc