Unit Tests for AccountController and ProductController
Fixed some code in unit tests
removed Moq Reference
Merge pull request #19 from zhangcong2711/master

Unit Tests for AccountController and ProductController
Ratings: Implements Ratings controls.
- Adds assets.
- Uses font-awesome.
- Adds animations.
- Adds translations.
- Refactors code.
- Changes database schema.
- Diagram reflecting new db schema.