Author: Amaia Anabitarte
MDL-83115 course_format: Improve format does not support sections error
http://git.moodle.org/gw?p=moodle.git;a=commit;h=cb561feec1ecef8956409ca6360c59e43e6ecc40
http://github.com/moodle/moodle/commit/cb561feec1ecef8956409ca6360c59e43e6ecc40
+ 5.2 en [nosections_editor,core_error]
+ 5.2 en [nosections_noneditor,core_error]