Patch for bower 1.0.0 compatibility
Merge remote-tracking branch 'xzyfer/devel' into bower-1.1.0

Conflicts:
	package.json
	tasks/lib/bower_assets.js
	test/bower_assets_test.js
Upgrade bower version to 1.1.0
Use 'on' instead of 'once' of end event.
Merge pull request #57 from plietar/bower-1.1.0

Support bower 1.1.0