Null check in StoryListAdapter
Wrong namespace used for BT sender
Handle onActivityResult only after CW is unlocked
Threading improvements

Added ThreadedTask that runs in its OWN thread (and has almost the same
signature as AsyncTask so easily swapped). This is different from
AsyncTask that runs everything in the SAME thread.
Merge pull request #18 from N-Pex/master

Lock screen fixes and threading fixes