IndexedDB: dgrogan's tests from Test the Web Forward Paris (2012)
Review dgrogan's Indexed DB tests

- Remove support.js as it is ready
- Remove an assert as 'request' is not defined
- Use assert_true for boolean assertion
Merge pull request #68 from w3c/submissions/TestTWF/dgrogan-IndexedDB

IndexedDB: dgrogan's tests from Test the Web Forward Paris (2012)