[Fix Bug 961206] improved Requested button to read “Confirm Request” for curators but still reads as “Requested” for normal users. Normal users no longer see a hover state since it is not a button.
curators always see a blue button
reversed including filters on this branch. that was another bug.
961060 - Add crown in front of group name if user is curator

* User's profile page: mark groups that user is curator of
* Group list page: mark groups current user is curator of
* Home page: mark groups current user is curator of

Fixes bug 961060