allow addition of couchdb apps from localsettings
Merge pull request #611 from dimagi/localdbapps

allow addition of couchdb apps from localsettings
remove old utilities folder
remove dead code
Throttle API resources according to settings, defaulting to 20 request per 10 seconds
Add example localsettings for API throttling
Prevent error with partially created user data

Previously if an error happened during couch user submission the
existence of a django user trail would cause a 500
Cleanup
Show spinner when creating mobile users

This prevents multiple quick submissions and is a little nice since
callcenter accounts will have the lovely xml case submission delay.
Merge pull request #612 from dimagi/cruft

Cruft
Merge pull request #613 from kennknowles/throttle-api

Throttle API
Use proper method of getting a django user

Oops!
Merge pull request #614 from dimagi/mobile-user-bug

Mobile user creation bug fix
fix creating user reference when case sharing is enabled
Merge pull request #615 from dimagi/cz

fix creating user reference when case sharing is enabled
update submodules
i18n
missed a spot
Merge pull request #616 from dimagi/cz

i18n
update submodule refs to formdesigner