Update AnnotatedBug model and template
Fix status to use display format in template
Change fields from PK to unique in models
Use automatic string concat for long lines
Replace Tags with Skills, update migrations
Prettify bugset view
Small code review fixes, added test
Added csrf token to AJAX POST requests

Certain POST requests were not being passed a CSRF token when CSRF
protection was implemented site-wide. This caused certain actions,
such as saving new projects, to error.
Merge pull request #279 from ehashman/issue995

[Issue995] Prettify bug set view, update migrations
Merge pull request #282 from bugzPDX/issue997

Issue 997: Added csrf token to AJAX POST requests
Add project field to bugs
Add default logo/project text
Merge pull request #283 from ehashman/issue995

[issue995] Add project property to bug model