+ Added menu item in conversation to open profile
+ Performance
 - Don't rescale images for aquery-caching
 - Re-cache image in memory if only file-cache available
 - Include AQuery 2.5.10 by source
 - Improve layout reusage in Userlist ListView
 - Improve performance in Navigation
+ Login Session-Handler triggered too often
+ Refactor JQuery.getBestSizeImage()