MDL-48243 theme_bootstrapbase: Fixed inconsistancy between LTR/RTL LESS
MDL-48318 behat: Fixed JS Exception

M is not created on all pages, like cron and
Steps which check for exported data. So we need
to ensure M is defined, before using it in
behat_hooks::wait_for_pending_js()
MDL-48532 core_roles: Set correct heading on user roles page
MDL-46442 mod_assign: Notify users when grades are changed
MDL-46651 Backup: Handle duplicate course completions during restore

Cron can cause duplicate completion records if triggered during a long
running restore process. If this is the case, replace the new record
with the record from the backup file
MDL-48213 filter_algebra: Allow cookies in debug script
MDL-48224 cron: Buffer SMTP connections around tasks
Automatically generated installer lang files
MDL-48088 calendar: normalize DTEND, add romance standard time

Thanks to Cedric Mortiers (cmortiers@stjohns.be) for providing the patch.
MDL-42501 course: add help icon on delete gradebook options
MDL-48587 core: Fix error in getremoteaddr for unsupported php versions
MDL-48580 report_log: fix site errors dropdown

Thanks Renaat Debleu for pointing this bug and share a solution.
Merge branch 'MDL-48318-27' of git://github.com/lameze/moodle into MOODLE_27_STABLE
MDL-48495 curl: Limit usage of curl to HTTP and HTTPS protocols
MDL-47694 mod_assign: Grades require a grade to show as graded

Special thanks to Howard Miller.
MDL-43462 assignfeedback_editpdf: fix display of landscape PDFs

The size of the drawing canvas is now set from the size of the generated page image, with automatic
scrolling if it is too wide to display
Absolutely-positioned nodes (comments + stamps) are repositioned as the drawing canvas is scrolled
Merge branch 'MDL-46651-MOODLE_27_STABLE-restore-course-completion-duplicate-key' of https://github.com/Trii/moodle into MOODLE_27_STABLE
Merge branch 'MDL-46442-27' of git://github.com/zbdd/moodle into MOODLE_27_STABLE
Merge branch 'm27_MDL-48532' of https://github.com/totara/moodle into MOODLE_27_STABLE
Merge branch 'MDL-48587-27' of git://github.com/xow/moodle into MOODLE_27_STABLE