*8094* Remove group cruft
*8094* Context selector tweak
*8094* Fix working contexts var availability
*8094* Move site admin into PKP lib
*8094* Move site admin into PKP lib
*8094* Move site settings to PKP lib
*8094* Move site settings to PKP lib
*8094* Move site upload tools to PKP lib
*8094* Missing import
*8094* Correct import to PKP lib
*8094* Move admin tabs to PKP lib
*8094* Move admin tabs to PKP lib
*8094* Select merge user template to PKP lib
*8094* Merge users to PKP lib
*8094* Merge users to PKP lib
*8094* Merge users to PKP lib
[OJS.de - OA-S I - ap4: event logging hook] Implement event logging hook.
Fix error in an inline comment.
[OJS.de - OA-S I - ap6: opt-out and privacy info] implement opt-out and privacy info.
Merge pull request #32 from ojsde/integration

Latest OJS.de changes (intermediate version of the OA-S plug-in)