WIP: jQuery v1.10 compatibility

@shajith @jish

 * [x] relax dependency from `/1.[67]/` to `~> 1.6`
 * [x] change project's development versions to v1.10.2
 * [x] fix `packages/ember-views/tests/views/view/view_lifecycle_test.js` (cf emberjs/ember.js@3097ea8f12b53f6e34d559d22f85d81d2f857b1b)
 * [x] fix `packages/ember-handlebars/tests/controls/checkbox_test.js` (cf emberjs/ember.js@3b8987626fc2516dc324a8ccb5fc8a6013bac2dc)
 * [ ] fix four failing specs in `packages/ember-handlebars/tests/handlebars_test.js`
 * [ ] fix two failing specs in `packages/ember-handlebars/tests/helpers/action_test.js`
 
For [Zendesk's AI-2111](https://zendesk.atlassian.net/browse/AI-2111)