The bug was in filter_current_assessments() being applied before get_unkept_assessments()
so actually no current assessment records could be detected.

output MDL-25597 Added three new config settings that allow you to add additional HTML to every page.

Only the $lang part of the the path comes from the browser and it is
checked in get_localpack_location() anyway.

course MDL-25529 $introeditor not declared in some cases (=> it was displaying php notice when adding the official newmodule template)

MDL-25459 removing option to set picture and tags in admin profile setup form, we can use these only after setup is finished

course-reports MDL-24173 Course reports now use the report page layout + minor tweaks to the serenity theme.

block-navigation MDL-23838 There is now an option that you can enable so that categories in the navigation are links as well.

output-custommenu MDL-25447 Fixed up the processing of the custom menu removing the hard-coded single step down