MDL-46116 mod_imscp: Don't create links on items without content.
MDL-46116 mod_imscp: Display first item with content on load.
MDL-14402 blocks: Do not show assign roles on my home
MDL-46618 tool_xmldb: added styles_bootstrapbase.css
MDL-48377 forum: do not swallow spaces in notification emails
MDL-47133 editor_atto: Use strict validation of keyboard shortcuts
MDL-48384 thirdpartylibs: correct location of yui
MDL-40419 blocks: Function to get page type patterns from pattern
MDL-40419 backup: Advanced comparison when restoring blocks in course
MDL-48382 quiz behat: make add question step more robust.
MDL-48342 Question: qformat_default::readquestion is broken

Conflicts:
	question/format.php
Automatically generated installer lang files
MDL-42717 backups: set correct backup status and add logs

Set a correct backup status of ERROR when we fail to copy a file to an external directory given the backup configs demand it.
Also a lot of logs are added around this area to let admins easily find the problem if backup fails because of directory permissions.
MDL-48420 test: fix lasttnamephonetic typo
Merge branch 'MDL-47133-27' of git://github.com/FMCorz/moodle into MOODLE_27_STABLE
MDL-47133 editor_atto: fixed lint errors
Merge branch 'MDL-48384-27' of git://github.com/danpoltawski/moodle into MOODLE_27_STABLE
Merge branch 'MDL-14402-27' of git://github.com/andrewnicols/moodle into MOODLE_27_STABLE
Merge branch 'MDL-46618_m27' of git://github.com/kordan/moodle into MOODLE_27_STABLE
Merge branch 'MDL-48382_27' of git://github.com/timhunt/moodle into MOODLE_27_STABLE