MDL-39740 grade: Fix grade_item::add_idnumber strict type checking
MDL-39759 REST SERVER HTTP response code

Moodle should response 403 if web service or REST protocol not enabled
MDL-40674 - Main menu's "sub menu" should open to the left in RTL mode (theme/clean , bootstrapbase)
MDL-40716 - Activity labels are not visible in course completion report, when in RTL mode (theme/clean , bootstrap)
MDL-41891 Theme: Bullets and Numbering are missing from lists, When in RTL mode (theme/clean)
[MDL-44170] Added form field for url matched type.

Added a new mod_form field called urlmatchedtypeid which is populated
by mod_form.js when a matched url is entered. On save, if typeid is 0
and urlmatchedtypeid is supplied, the type id is set to the url matched
id.
MDL-44630: Several additions to Common Cartridge Import/Export

Changes provided by Darko Miletic and Sam Chaffee.

* Fix problem with CC import not detecting a CC package. (Sam)
* Fixed Common Cartridge not importing FIB answers. (Sam)
* Fix to CC export so that short answer pattern matching question
  in a quiz does not prevent the entire quiz from exporting. (Sam)
* Fix notice about missing index when there is no answer-specific
  feedback in short answer question during CC export. (Sam)
* Fixed Japanese characters being incorrectly encoded (garbled)
  on Common Cartridge import. (Sam)
* Changed import of CC discussions to create 'Standard General'
  forums in Moodle. (Sam)
* Fix problem with question name being replaced with question
  text on CC import of exported Moodle questions. (Sam)
* Fix CC 1.1 multiple choice question import having no correct
  answers. (Sam)
* Fixed problem with multiple choice, multiple answers allowed
  questions not exporting correct answers to CC. (Sam)
* Removed duplicate method. (Darko)
* Implemented fix that skips quiz export if it contains
  non-exportable question. (Darko)
* Fixed: Common cartridge export is extremely slow when dealing
  with lot of more than 200 files. (Darko)
* Added support for basic roles support in common cartridge. (Darko)
* Implemented folder resource export. (Darko)
* Minor fixes to adjust to the standard. (Darko)
* Added support for exporting simple fill in the blank
  (shortanswer without wildcards in Moodle). (Darko)
* Added support for exporting essay question. (Darko)
* Added support for true/false export. (Darko)
* Added support for exporting multiple response questions,
  added also category information into question metadata
  during export (Darko)
* Added support for correctly importing multiple response
  questions. (Darko)
MDL-44669: mod/assign: fix batchoperations JS when using select all checkboxes.
MDL-44677 mod_scorm - do not update unchanged scorm_scoes_track data
MDL-31679 gradereport_grader: Add a horizontal scroll bar to the top of the grader report
MDL-29572 Grade Import: Avoid creating invalid temporary rows; Provide feedback on error
MDL-41569: CSS Allow flexible table headers to wrap.
MDL-44575: Prevent cron from sending feedback notifications when assignments are hidden in the gradebook
MDL-44507 filemanager: indicator for clicking Download All in filemanager
MDL-33486 wiki: allow searching individual wikis
MDL-44806 Atto: Prevent Accessibility Checker dialog from being needlessly large
MDL-44784 atto: Show settings link on plugins list
MDL-44748 Atto: Make it the default on upgrade.
MDL-44868 editor_atto: Toolbar navigation ignores disabled buttons
MDL-44868 editor_atto: Prevent disable buttons to keep tabIndex

Now, if a button gets disabled but the tabIndex and the focus
are on that button, the focus and tabIndex are moves to its
closest neighbour.