Add aggregator to list of modules to test
Use now() from django.utils.timezone to suppress warning messages
Simple changes to improve coverage

* __unicode__ method testing
* Test index page of qanda
Remove code that I think is redundant
Improve coverage in userprofile.views
Test our UserProfileForm modification
Finish up userprofile testing
Finish up project testing
Trivial improvements to aggregator tests
Merge pull request #191 from python/115-improve-coverage

Improve test coverage