Clean up unit test code

[Jaiden Ashmore]

The unit test code is getting a bit messy. Go through and update test names as well as simplifying the body of the test.

[Jaiden Ashmore]

refs #35: cleaned up the issue-dao-test to use chai.

→ <<cset 63e95662f3d6>>

[Jaiden Ashmore]

refs #35: cleaned up addon-property-dao-tests to use chai.

→ <<cset cf585a2f3bcd>>

[Jaiden Ashmore]

refs #35: cleaned up other test modules to not do async nasties.

→ <<cset 2cadfafe009c>>