Build for v0.4.0

Update readme

Refactor to using new grunt style

Update to make dancer.js work again in Firefox.

Increment version to 0.3.2

Change build process to using grunt

Merge remote-tracking branch 'daliwali/master'

Fix reduction when webkit has > 1 channels, fixes #26

add test for getProgress()

Add 'version' property to Dancer object, test

Update version to 0.3.1

Update README with getProgress, set/getVolume, renamed kick and kick.set()

New build with getProgress, set/getVolume, renamed kick and kick.set(), fixes #16, #20

Update build file with renamed kick.js

Rename 'beat' to 'kick'. Fixed ability to assign '0' to an attribute on a kick instance. Added the 'set' instance method to kick to change attributes (closes #16)