MDL-39290 Collapsible editor tab needs some mouse-over CSS
Merge branch 'MDL-39290' of git://github.com/colchambers/moodle
MDL-39290 Version bump for CSS changes
MDL-39462 course: Fix typo in $changesinccoursecat
MDL-39051 behat: Using new steps definitions
MDL-39051 behat: New general steps definitions

- To accept JS alerts
- To drag & drop elements
MDL-39051 behat: New steps for activity related actions
MDL-39051 behat: New tests

To cover all course controls functionalities with
and without Javascript and with and without paged
course mode.
MDL-39051 behat: Fix issue after closing popup windows

When a step closes a popup window the page DOM is not available
until we switch again to the main window; we should avoid exceptions
at framework level when hooking the after step process, this
includes the new exceptions catcher modification.
MDL-39051 behat: Fixing extra interactions

When the elements to interact with are not
available anymore.