Author: Charles Fulton
MDL-26243 calendar: display correct number of repeated events
http://git.moodle.org/gw?p=moodle.git;a=commit;h=2199fb263f5e9dd39c52cd1d566c906a125b9a0a
http://github.com/moodle/moodle/commit/2199fb263f5e9dd39c52cd1d566c906a125b9a0a
+ 2.1 en [repeateditall,core_calendar]