Fixed the popup-menu item-id issue:
https://github.com/sandsmark/QuasselDroid/pull/192#discussion_r22293672
Removed an unnecessary variable intention
Fixed https://github.com/sandsmark/QuasselDroid/pull/192#discussion_r22293711
Added an error to the log if registering/unregistering of observers fails.
Fixed https://github.com/sandsmark/QuasselDroid/pull/192#discussion_r22293787
Moved drawer handling into manager, removed some unnecessary cleanup calls
Fixed https://github.com/sandsmark/QuasselDroid/pull/192#discussion_r22295209
Fixed https://github.com/sandsmark/QuasselDroid/pull/192#discussion_r22295200
Replaced magic number 16 with Build.VERSION_CODES.JELLY_BEAN
Fixed https://github.com/sandsmark/QuasselDroid/pull/192#discussion_r22300591
Fixed bug with too long network names
Updated files to adhere to Java naming conventions
Fixed an upcoming merge conflict