Just a small update
No big update, just a small one with the following fixes and features:
* fixed student registering account with principal email address.
* New "Header" style option: "Breadcrumb home url".
* Image url is shown on image detail page in front end.
* Removing menu items now clears the menu cache correctly.
* New Site settings option: "Redirect to details if only 1 entry in list".
* Mailing list subscription in dashboard now link to student.