MDL-47975 assign: Stop gap fix for random time fails.
MDL-30968 mod/forum Fixed group link
MDL-47502 test_statslib_cron_daily: fix provider

Fiddling with the database in the data provider causes "out of sync"
errors when running suite tests.
MDL-47391 Update pagelayout for default profile configuration for MOODLE_27_STABLE
MDL-39692 grade: Ability to delete letter boundary
MDL-39692 grade: Little code clean up of letter boundary deletion
MDL-39376 enrol: Optimized setting for ldap and database
MDL-48093 HTML 5 video: Firefox now supports .mp4
MDL-35638 backup: Do not print headers during redirects
MDL-47648 admin unit tests: fix file perms on mimetex.exe

This was causing the
core_admintree_testcase::test_admin_setting_configexecutable unit test
to fail.
MDL-47618 quiz statistics: fatal error with groups.

The problem was that the names of query placeholders were changing. The
fix was to do things ourself, rather than using get_in_or_equal.
Merge branch 'MDL-48093-m27' of https://github.com/sammarshallou/moodle into MOODLE_27_STABLE
Merge branch 'MDL-47975-27' of git://github.com/damyon/moodle into MOODLE_27_STABLE
Merge branch 'MDL-47502' of https://github.com/eugeneventer/moodle-fixes into MOODLE_27_STABLE
MDL-47502 statslib tests: improve test

While integrating I noticed some problems which already existed in this
test:
* The enrolment data generator was not used
* The student roleid was hardocded
* The role assignment was at site level..
Merge branch 'MDL-30968-m27-forum-group-link' of https://github.com/amandadoughty/moodle into MOODLE_27_STABLE
MDL-48115 badges: Fix strtoupper() output in badges

Signed-off-by: Yuliya Bozhko <yuliya.bozhko@totaralms.com>
Merge branch 'MDL-39692-27' of git://github.com/FMCorz/moodle into MOODLE_27_STABLE
Merge branch 'MDL-47391_M27' of github.com:ninelanterns/moodle into MOODLE_27_STABLE
MDL-42756 dock: Trigger actionmenu enhance when showing dock panel

Additionally fixes the styling for the actionmenu icon size in
bootstrapbase'd themes.