Author: Shamim Rezaie
MDL-69166 core: Fix missing lang strings
http://git.moodle.org/gw?p=moodle.git;a=commit;h=7676918e75767f8c78f38bc6c589583fe6d422bf
http://github.com/moodle/moodle/commit/7676918e75767f8c78f38bc6c589583fe6d422bf
+ 4.0 en [payment:manageaccounts,core_role]
+ 4.0 en [payment:viewpayments,core_role]