Author: raortegar
MDL-81512 core_theme: Reinstate theme category as custom theme settings
http://git.moodle.org/gw?p=moodle.git;a=commit;h=57df4a1dbbfd39ef41ae30a1e982966b8ca503ff
http://github.com/moodle/moodle/commit/57df4a1dbbfd39ef41ae30a1e982966b8ca503ff
+ 4.4 en [themesettingscustom,core_admin]