* BUGFIX: prevent to display upPrev box on attachment page thx to [Swaps4](http://wordpress.org/support/profile/swaps4) [Upprev displaying on attachment pages with no styling](http://wordpress.org/support/topic/upprev-displaying-on-attachment-pages-with-no-styling)
* BUGFIX: remove add_contextual_help function (deprecated from 3.3).
* IMPROVMENT: updated IworksOptionClass to 2.0.0


git-svn-id: https://plugins.svn.wordpress.org/upprev/branches/3.3@842500 b8457f37-d9ea-0310-8a92-e5e31aec5664