Author: Rossiani Wijaya
MDL-34778 accessibility compliance for enrol: add label tag for input text
http://git.moodle.org/gw?p=moodle.git;a=commit;h=10964239bef0a696a72d22ad82e5132c69d9edf2
http://github.com/moodle/moodle/commit/10964239bef0a696a72d22ad82e5132c69d9edf2
+ 2.2 en [role_mapping_attribute,enrol_ldap]
+ 2.2 en [role_mapping_context,enrol_ldap]