New branch
Changes to implement user listing
Removing old Groups reference in serializer
User Deletion API
Changes to API response and request parameters

* Significant changes to API parameter structure
* Starting on users/edit
Mostly complete implementation of User API
Completion of Groups + User ID security

Mostly completed Groups API (with permissions remaining)
User ID changed to 128 bit UUID string to enhance privacy and security
Minor changes here and there
Partial Messages implementation + more

* Messages
* New Self and Utils APIs
* Various other small changes
Messaging functions and API
Fix to Messages model date fields
Web App + minor API changes
Removal of settings.py
More Web App content and fixes to Messages
Password reset and various email ancillaries
Web App: Login form, Changes to Media Queries
Py2 backporting
@python_2_unicode_compatible in __str__() classes
Web App login and basic state handling

Various other JS libraries added
Small changes to app-only endpoints (strip slash, etc.)
Password checks
Variety of Py2 compatibility changes