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-44170 LTI - fix unit tests.
MDL-45046 output: reviewed standard/base layouts and converted where a better option was available
Automatically generated installer lang files
Merge branch 'install_26_STABLE' of https://git.in.moodle.com/amosbot/moodle-install into MOODLE_26_STABLE
weekly release 2.6.2+
MDL-44936 csslib: Chunking supports @media queries and commas in rules
MDL-43626 survey: Addition of additional names to survey.
MDL-45035 events: Fix @package and @since tags in Moodle 2.6 events
MDL-43719 tags: Fix the sql statement in the tag management page.

MSSQL and Oracle require that all fields in teh select also be present
in the group by section.
MDL-45036 blocks: Update to the mentee block sql to incorporate additional name fields.
MDL-44981 quiz statistics report : Differentiating '0' and no response

in numeric questions.
MDL-45003 qtype numeric : classify invalid response as no response.
MDL-45048 repository_wikimedia: Abusing usage of optional_param

The optional_param call was moved outside of the constructor
because it was called every time the repository would be initialised.
That was leading to problems when the parameter was defined from
another form and not complying with its expected type.
MDL-44951 theme_bootstrapbase: forum post css tweaks

Adjusted forum post CSS for cleaner appearance.
MDL-43673 wiki: verify page tags work as expected

This covers MDL-43109, verifying that saved tags
are available on re-edition of a page, without any warning/error.

Also official tags are verified to be working ok. With support
for multiple options added by MDL-43713 and MDL-43738.
MDL-44991 Behat: step to check if attribute does not contain text

The step checks that an attribute exists, but doesn't contain the
specified text.

Example:
Then the "class" attribute of "#mydiv" "css_element" should
not contain "accesshide"
MDL-45045 block theme: Fake blocks show empty region when editing and clicked.

Conflicts:
	lib/yui/build/moodle-core-blocks/moodle-core-blocks-min.js
MDL-43145 dock: fixed up region_completely_docked code to ignore empty regions
MDL-43145 dock: Enable regions before the drag operation starts