Author: Helen Foster
MDL-25127 lang string rewording
http://git.moodle.org/gw?p=moodle.git;a=commit;h=6d746b98c621e92ffe405f0e24784f141651651b
http://github.com/moodle/moodle/commit/6d746b98c621e92ffe405f0e24784f141651651b
+ 2.0 en [configstartwday,core_admin]
+ 2.0 en [configstatsuserthreshold,core_admin]