Loosen json dependency

Thanks `gem` tool for the warning. :)

v5.0.5: upgrade to jQuery UI 1.11.4

Merge pull request jquery-ui-rails#92 from rosenfeld/jquery-1.11.3

Release new version for jQuery UI 1.11.3

Release version 5.0.3

Release versino 5.0.2

Merge pull request jquery-ui-rails#83 from zizkovrb/501

Update to jQuery UI 1.11.1 and prepare 5.0.1 release.

Release version 5.0.0

Release version 4.2.1

Release version 4.2.0

Release version 4.1.2

This is a copy of 4.1.0. It will be the last release compatible with
Rails 3.1.