Upgraded Jake 0.6.10 --> 0.7.2
Upgrade JSHint 2.1.7 --> 2.1.11
Updated Mocha 1.12.0 --> 1.13.0
Upgraded NodeUnit 0.8.1 (no new version, but files changed)
Upgraded Procfile 0.1.1 (no new version, but files changed)
Upgraded Karma 0.8.7 --> Karma 0.10.2
Added karma-mocha framework for Mocha support in Karma
Added karma-expect framework for expect.js support in Karma
Updated browser versions
Commented out 'required browsers' list
Minor tweaks to readme