Author: Damyon Wiese
MDL-35864 Enrol plugins: Add missing capability strings
http://git.moodle.org/gw?p=moodle.git;a=commit;h=6b78b55c15c9be7ea18e68aa118d3fd5f16bc925
http://github.com/moodle/moodle/commit/6b78b55c15c9be7ea18e68aa118d3fd5f16bc925
+ 2.8 en [category:config,enrol_category]
+ 2.8 en [database:config,enrol_database]
+ 2.8 en [imsenterprise:config,enrol_imsenterprise]
+ 2.8 en [mnet:config,enrol_mnet]