MDL-43164 JavaScript: Use the up/down move icon for non-AJAX courses

When a course format does not support AJAX, or AJAX is disabled at the site
level, we should revert back to the old-style move icon.

This helps to clarify that you cannot drag/drop the icon, but must click
instead.
MDL-43087 testing: ability to load features from additional paths
MDL-43092 theme_afterburner: Activity or Resource dialog greyed-out for non-empty courses
MDL-43192 Repository: param doesn't exist - should use function
MDL-43194 JavaScript: Correct maxlen jshint configuration
MDL-40213 theme_clean: Layout "secure.php" missing settings.
MDL-43212 JavaScript: Remove deprecated moodle-enrol-notification
MDL-43159 Libraries Wrong naming convention in $compat_view.
MDL-43232 JavaSript: Migrate moodle-backup-confirmcancel to use Shifter
MDL-43152 JavaScript: Fix linting issue with navigation JS
MDL-43152 JavaScript: Fix linting issues with moodle-core-blocks
MDL-43152 JavaScript: Fix linting issues with moodle-theme_bootstrapbase
MDL-43152 JavaScript: Add update instructions for gallery-bootstrap
MDL-43137 fix open_basedir regression in classloader
MDL-42973 fix multiple addon update issues
MDL-43224 navigation: Load local plugin navigation in site admin via ajax

Local plugin can add navigation nodes to site admin and while loading
site admin via ajax this should be considered.
MDL-43044 events: Move component declartion to construct
MDL-43044 events: Add a course_module_instance_list_viewed abstract class
MDL-43044 events: Deprecate course_module_instances_list_viewed abstract class
MDL-43044 events: Deprecate and remove code duplication from instances_list_viewed events