Author: Dan Poltawski
MDL-32771 - course: add ability to increase/reduce number of sections
* addsection.php is renamed to changenumsections.php to reflect new purpose
* The add button is changed to a +- toggle rahter than big 'add section'
http://git.moodle.org/gw?p=moodle.git;a=commit;h=3a35a9ff8b36b954e9554c5b519648793c9359d3
http://github.com/moodle/moodle/commit/3a35a9ff8b36b954e9554c5b519648793c9359d3
+ 2.3 en [increasesections,core]
+ 2.3 en [reducesections,core]
- 2.3 en [addanadditionalsection,core]