CHANGELOG: initial

* With changes from version 3.

Signed-off-by: Adrian-Tudor Panescu <adrian@panescu.com>
npm: grunt-mocha-cov upgrade

Signed-off-by: Adrian-Tudor Panescu <adrian@panescu.com>
grunt: slimmer commit task

* Removes docs and minification from commit task. These two actions should be
performed only before releases.

Signed-off-by: Adrian-Tudor Panescu <adrian@panescu.com>