Author: Ilya Tregubov
MDL-83602 customfield_number: Add help text for fieldtype.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=6290196cdea34c340b748a453177f07c4d48f0f9
http://github.com/moodle/moodle/commit/6290196cdea34c340b748a453177f07c4d48f0f9
+ 4.5 en [fieldtype_help,customfield_number]