CP-19: Try to avoid nonsense text in an unattached box while people are typing.
CP-15: Give pbws a better filename when downloaded.
Updated simplyjs version to fix breakage.
Allow Simply.js apps to be configurable or use location (fixes #59)
Don't try calling chunks on arbitrary file-like objects in non-AWS mode.
Merge branch 'master' of github.com:pebble/CloudPebble into feature/messaging-keys
Fix a problem where blank keys could be inserted.
Remove accidental inclusion of settings.py change.