Author: ferran
MDL-83872 course: adding activity overview base classes
The course overview page allows plugins to implementa an
activity overview integration. This commit adds all the
base classes for the integration, and also the "resources"
integration used by default in all plugins considered
resources like url, file, folder...
http://git.moodle.org/gw?p=moodle.git;a=commit;h=d94f2acdae159aae42931aa184237ca89c5afeff
http://github.com/moodle/moodle/commit/d94f2acdae159aae42931aa184237ca89c5afeff
+ 5.0 en [completion_status,core_completion]
+ 5.0 en [resource_type,core]