Merge branch 'release/0.5'

* release/0.5: (33 commits)
  Integrate TestFlight
  Restructure CocoaLumberjack/LogEntries/HelpfulFormatter as separate repos relative to main project.
  Hook up LogEntries logging
  Log using dispatch queue names instead of thread IDs which are mostly useless
  Basic hookup of CocoaLumberjack for logging; no remote logging yet
  Add checkin view implementation
  Clean up log messages a bit
  Give status label a background scrim
  New tools/system version modifies Storyboard
  Change connections to the scanner after the view is displayed/before it's hidden so we don't stomp on other potential users who might be replacing us or that we are replacing.
  Pass the PFObjects to the confirmation dialog so it can update the info and save
  Add "More" screen to allow switching logged-in user; tweak text; Move twitter keys to config; customize login/register screens a little
  Tweak clang-format
  Implement clang-format syntax file to make things the way I want them
  Push notifications and cleanups
  Get Facebook and Twitter logins working
  Better error checking; Implement logging in
  Display errors for errors
  Log JSON parsing errors
  Add scan sounds; Lookup in scanned meat in Parse
  ...
Flag unused parameters