[Move/Copy/Promote] further improvements of local relocation operations.
Set Cache-Control to no-cache to get uniform behaviour in all browsers. IE was caching REST requests so newly created folders where not shown in the Move/Copy dialog until the cache expired.
[Move/Copy/Promote] In the Move/Copy/Promote browse bar, do not show a warning if the selected item is an empty container.
[Move/Copy/Promote] Properly handle Managed Master type in the dropdown browse bar (and show it as a master, not as a folder).
[Move/Copy/Promote] Give Administrators the promotion permission by default.
Fixed exception with missing class when login with Google Login plugin is configured on CJOC.