Using grunt-contrib-uglify instead of require's built-in uglify.
Merge pull request #156 from mobify/v2.0-uglify

Using grunt-contrib-uglify instead of require's built-in uglify.
Merge remote-tracking branch 'origin/v2.0' into v2.0-nonbreaking-jazzcat

Conflicts:
	build/mobify-2.0.0alpha3.min.js