Remove jQuery dependency [fixes #300]
Spec update
Fix example code in README.md

When `User.find` doesn't find any record,
it raises `ActiveRecord::RecordNotFound`.
Merge pull request #306 from tricknotes/fix-example-code-in-readme

Fix example code in README.md
Made client optional for password grant type

AccessToken now has an optional association with Application
Merge pull request #296 from ianunruh/master

Made client optional for password grant type
Remove application.js from layout

This causes errors in production mode as application.js does not exist.
Merge pull request #312 from szechyjs/patch-1

Remove application.js from layout
Update Revoke all to revoke tokens, not delete them.
Move method up.
Since the action is the same for all ORMs, move it up into the access_token class.
Merge pull request #313 from bryanrite/revoke_do_not_delete

Update Revoke all to revoke tokens, not delete them.