0.6 Alpha

Changelog:
-Added watchface picker
  -For some reason this doesn't say which one's selected. It kept
breaking so I removed it. Will fix it for next release
-Added simplicity as an initial second option
-Fixed memory leak on blocks watchface
-Fixed some elements not being destroyed on blocks
-Fix crash on watchface load
-Fix settings menu not showing items properly
-Tick handlers now register properly and deregister themselves
accordingly
-Bluetooth disconnect/reconnect alerts now work
-Added custom bluetooth checking due to pebble taking over 10 seconds
to tell you if it has since that stupid firmware update.
-Debug window now pushes but doesn't show data :P