Git commits in Moodle 1.8.7 by scyrma

commit 2e3a3337b1a1dda8c761fd303faac085e394d535
Author: scyrma <scyrma>
Date:   Tue, 07 Oct 2008 16:11:46 +0800
Tag:    v1.8.7

Forum/MDL-14558: Prevent users from subscribing or getting subscribed to forums where subscriptions are not allowed.

commit ebf0aeec867c9b3dc6009b48622170b436c81a8d
Author: scyrma <scyrma>
Date:   Tue, 07 Oct 2008 13:18:08 +0800
Tag:    v1.8.7

Lesson/MDL-13311: make it possible to have a short answer question using 0 as answer. (backport)

commit 6c831d73d3b29c3be1527141d9d0cd0791899c22
Author: scyrma <scyrma>
Date:   Fri, 18 Jul 2008 15:18:41 +0800
Tag:    v1.8.7

MDL-4346: limiting the 'defer' clause to one call / fix the missing openpopup() bug in IE. (backport from 1.9)