Merge pull request #38 from myclamm/master

Modularized login and signup routing, changed questionnaire recommendation button from ui-ref to ng-click
Added like functionality
modularized route.js some more
increased readability of routes.js
Implemented functionality that questionaire page is able to record your preference now
created userPage view that displays past beers user has liked
login button now leads to user page
Merge pull request #39 from liubolightning/staging

Implemented functionality that questionaire page is able to record your preference now
merged in Bo's questionnaire like button changes