Downgrade jQuery for Ember Views

```
[Error] Assertion failed: Ember Views require jQuery 1.7, 1.8, 1.9,
1.10, or 2.0 (anonymous function) (ember.js, line 415)
[Debug] DEBUG: ------------------------------- (ember.js, line 415)
[Debug] DEBUG: Ember      : 1.0.0 (ember.js, line 415)
[Debug] DEBUG: Handlebars : 1.0.0 (ember.js, line 415)
[Debug] DEBUG: jQuery     : 1.11.0 (ember.js, line 415)
[Debug] DEBUG: ------------------------------- (ember.js, line 415)
```