expiration select changed for input text
remove unused css files
added missing new window icon used in manage listing table; next to the title
Merge pull request #804 from juanramon/unused-css-files

Remove not used css files in oc-admin
Merge pull request #805 from juanramon/missing-icon-new-window

Added missing new window icon
fixed #796 , categories filled correctly at oc-admin->edit
removed widgets from bender theme
Merge branch 'develop' into testing
removed test widgets, bender has not this feature