Git commits in Moodle 2.6.4 by Kevin Wiliarty

commit 7d80ee44554bea0bdf7b37d10d4af898fed3ecb8
Author: Kevin Wiliarty <kevin.wiliarty@gmail.com>
Date:   Fri, 09 May 2014 00:37:13 +0800
Tag:    v2.6.4

MDL-45483 mod_forum: corrects values for maxattachments in forum settings