"MDL-23530, filesystem plugin should be configured by admins only"
http://github.com/moodle/moodle/commit/8e5af6cfa14fd313ad9b6eb81017f0ee3c5d5603
+ 2.0 en [enablecourseinstances,core_repository]
+ 2.0 en [enableuserinstances,core_repository]
+ 2.0 en [enablecourseinstances,repository_filesystem]
+ 2.0 en [enableuserinstances,repository_filesystem]