Author: Marina Glancy
MDL-37572 Course categories are now managed in /course/manage.php
Switching between categories view and edit no longer depend on global editing mode
/course/index.php and /course/category.php do not contain editing code
http://git.moodle.org/gw?p=moodle.git;a=commit;h=2c49fb4c3e29c82184da08d4de69df9a973ca50c
http://github.com/moodle/moodle/commit/2c49fb4c3e29c82184da08d4de69df9a973ca50c
+ 2.5 en [managecategorythis,core]