Merge pull request #99 from robinnorth/master

Port `addClass` and `removeClass` methods from core to remove reliance on `classList` API
Updated minified version
Refactoring for v1.1
Refactoring for v1.1
Refactoring for v1.1
Release v1.1.1
Typos
release 1.1.2
release 1.1.0
Added component.json and grunt release
release 1.2.0
release 1.3.0
release 1.1.0
Fixed grunt release
release 1.1.0
Fix
release 1.1.0
Fix
release 1.1.0
Fix #83