Added more functionality to recommendation
Merge branch 'master' of https://github.com/GoldenLions/Artproject into artsafari

Conflicts:
	client/www/scripts/controllers/artRecommend.js
	client/www/styles/main.css
	client/www/views/recommendation.html
Merge pull request #26 from Chunhao137/artsafari

(feat/recommendation) Added opacity change for image likes