Author: Mark Nelson
MDL-53669 tool_recyclebin: removed unused string
http://git.moodle.org/gw?p=moodle.git;a=commit;h=4981d06daef64e4ddfb75269344ef6933e7ceacc
http://github.com/moodle/moodle/commit/4981d06daef64e4ddfb75269344ef6933e7ceacc
- 3.1 en [neverdelete,tool_recyclebin]