Add teaspoon for angularjs testing and add tutorlistcontroller spec
Add loginController spec
Merge remote-tracking branch 'upstream/dev' into dev

Conflicts:
	Gemfile
	app/assets/javascripts/app.js
	app/assets/javascripts/controllers/tutorsController.js
	spec/javascripts/controllers/tutorsController_spec.js
	spec/javascripts/spec_helper.js
	vendor/assets/bower.json
Add pwCheck directive
Merge pull request #7 from KaFaiC/dev

Add spec for loginController, tutorController and pw-check directive