Add steps: pip, setup.py and running unit tests.
Update wiki link and db instructions
Details about running specific unit tests
Fix examples of running tests.
Address review. Add section on user accounts.
Bug 1030992 Describe project with front-page text
Clarify when to use Django admin
Remove setup.py; add note on clang and local.py
Merge pull request #139 from mjzffr/readme

Bug 1019672 Add steps: pip, setup.py and running unit tests.