Maintenance, dependencies, and improvements

* Tested with latest jQuery, removed version blocker
* Some documentation improvements
* Removed trailing spaces
* Fake user doesn’t rely on [web service](http://www.roughdraftjs.com/api/) anymore, but through `localUserThesaurus`
* Added `localUsers` in  `roughdraft.thesaurus.json` for `localUserThesaurus`
* Refactored test/ examples
Merge conflict fix
Merge pull request #14 from renoirb/201407-maintenance

Maintenance, dependencies, and improvements