Karma

Use Karma as the test runner for the JS components in Rolodex. This is currently scoped to the Angular project only at the moment. Included is coffeescript preprocessing and code coverage.

Also included are stubbed (skipped) tests for the modal module and boilerplate modal module code.
Update karma settings

Code coverage, source code location and Karma package dependencies
Merge pull request #13 from ajself/angular_rolodex

Karma for Rolodex Angular