MDL-40262 theme_formal_white: I simply assigned black (that is well contrasted according to http://snook.ca/technical/colour_contrast/colour.html) to links and white (that makes a not compliant contrast with background color) to plain texts in the breadcrumb. This is the less expensive solution I found to differentiate plain text and links and have links well contrasted.
MDL-40471 badges: Fixes around badge capabilities and navigation
MDL-41236 atto - Improving visibility of disabled buttons and making atto match the file manager
MDL-41589 Enrolments: Fixed role unassign confirmation dialog
MDL-41590 Enrolments: If course is deleted, then use courseid for reference
MDL-41555 tool_behat: Improving behat & selenium exceptions messages

Also moving the 'selenium not running'
checking to a proper place as it was
not thrown since the homepage start
visit() was introduced.
MDL-41587 tool_behat: Adding site name constant
MDL-41605 Enrolments: Updated unassign role url to use roleid as param

Filter on enrolled users page use role param to perform filtering by role,
and unassign role also contain role param to remove user role in course
which used to conflict. Looking at assign role, we use roleid param, so
using roleid for unassigning as well
MDL-41599 events: Set relateduserid instead of userid in blog events
MDL-41619 events: ensure direct access to event class files is prohibited
MDL-41528 enrol/ldap course default settings when no course template is selected
MDL-41630 oauth: Throw exception instead of dying on error
MDL-40742 blogs: Replace blog_entry_updated with events2

AMOS BEGIN
 MOV [entryupdated,core_blog],[evententryupdated,core_blog]
AMOS END
MDL-41632 core_component: All version hash did not consider plugin type
MDL-41634 - URL Download Repository doesn't warn when asked to download non-image files
MDL-41238 atto - close menu style when clicking anywhere outside it
MDL-41658 theme_formal_white: text in input select is now never centered (fixed at central level)
MDL-40687 Feedback: improve page heading levels and layouts
Merge branch 'wip-MDL-41508-master' of git://github.com/marinaglancy/moodle
Merge branch 'wip-MDL-41288-fix' of git://github.com/marinaglancy/moodle