get prefs and the main menu opening in Xcode 4.6

git-svn-id: svn://svn.transmissionbt.com/Transmission/trunk@14246 f4695dd4-2c0a-0410-b89c-da849a56a58e
updated Italian localization

git-svn-id: svn://svn.transmissionbt.com/Transmission/trunk@14247 f4695dd4-2c0a-0410-b89c-da849a56a58e