Initial Django node backend
Switch Node pk to UUID
Basic tests and working django implementation
remove invalid src field from repr
Initial work on node field
Add NodeStorage.create
Swap in NodeField on Event
Add set/create tests and ensure create returns node id
Automatically manage node data
Dont hard error outside of test env for missing data
Bind node data where used
Add `sentry-xmpp` to list of plugins
Break delete_project into smaller tasks
Add the ability to leave notes on groups
Re-add first seen event
Remove hash from redirect
Correct hover border color on add note button
Only render links in notes
Various activity additions

- Added email notifications for notes
- Corrected duplicate ident check for notes
- Refactored some standard email code into sentry.utils.email
Force unicode