Add a pretty GUI for configuring app message entries.
Merge branch 'master' of github.com:pebble/CloudPebble into feature/messaging-keys
Fix a problem where blank keys could be inserted.
Remove dead code, use .closest() instead of .parent()...
Change UX to be more appealing, less confusing.
Merge branch 'feature/messaging-keys' (thanks to @AmandaCameron)