Automatically generated installer lang files
Merge branch 'install_master' of https://git.in.moodle.com/amosbot/moodle-install
NOBUG: Fixed file access permissions
weekly release 2.8dev
MDL-46900 theme: allowed more than 1 nav collapse element
MDL-44304 assignfeedback_editpdf: Behat test for group submissions
MDL-44304 assignfeedback_editpdf: Fix fatal error when viewing team assignments with editpdf responses.
MDL-46923 core_behat: fixed typos in function names
MDL-46812 grade/report/grader: Need to tie up loose ends in Gradebook after MDL-43824

Squashed commit of the following:

commit 5881cccc95c135e1440ce0c5441a84b462941758
Author: Mary Evans <lazydaisy@visible-expression.co.uk>
Date:   Thu Aug 21 02:15:05 2014 +0100

    MDL-46812 grade/report/grader: Reset previous commit for left scroller.

commit 5abeb60470f02ab4c79c27b2a6f6187e75891e0b
Author: Mary Evans <lazydaisy@visible-expression.co.uk>
Date:   Thu Aug 21 01:29:41 2014 +0100

    MDL-46812 grade/report/grader: Added jsenabled css body class to rtl style.

commit a95d23d8b753a590d980e5427e8c74ba597c2b91
Author: Mary Evans <lazydaisy@visible-expression.co.uk>
Date:   Thu Aug 21 00:59:06 2014 +0100

    MDL-46812 theme_base; Removed more redundent CSS.

commit 3fb326e5b39738343e0b7c0d9c8da17adf5a09bb
Author: Mary Evans <lazydaisy@visible-expression.co.uk>
Date:   Wed Aug 20 13:24:59 2014 +0100

    MDL-46812 theme_base: Removed redundent grade/report/grader CSS in style/grade.css

commit c602e7e277f9ce1fed6d0eccf72c547432e130b6
Author: Mary Evans <lazydaisy@visible-expression.co.uk>
Date:   Thu Aug 14 12:50:14 2014 +0100

    MDL-46812 grade/report/grader: Need to tie up loose ends in Gradebook after MDL-43824

        1. fixed gradebook layout when JS is disabled
        2. added height and background color to scroller when JS is enabled
        3. removed redundent top margin in user-grades table
MDL-46619 mod/forum author showing in Q and A forum
MDL-46477 chat:hard coded string in mod/chat
MDL-46880 mod_forum: move cron to scheduled task

Note that this is a very basic conversion without doing any refactoring
to split the tasks up better. That will come in MDL-44734, this is about
being a safe backportable change to give admins better control over the
running of the forum cron task.
MDL-46867 filter_glossary: don't use static for one-time JS.
MDL-46868 glossary / filter: performance, check modinfo sooner.

Since we need to check modinfo anyway, do that as soon as possible so we
can get a performance win if there are no glossaries in the course.
MDL-46894 make Behat backup steps more robust.
MDL-46916 behat: improve question state test.
Automatically generated installer lang files
MDL-46918 ddl: fix error when renaming table already exists
MDL-46918 ddl: cover behavior with unit test
MDL-46816 mod_asssign plagiarism: Remove unnecessary code.