Git commits in Moodle 2.6.4 by Andreas Grabs

commit 87aa0443514d2ef1e78039bceb8666bde66e9f98
Author: Andreas Grabs <moodle@grabs-edv.de>
Date:   Tue, 10 Jun 2014 13:12:26 +0800
Tag:    v2.6.4

MDL-31998 mod_feedback - Feedback depend questions bug

commit 4532c861e159bc261341632af1b4856ad8328e6e
Author: Andreas Grabs <moodle@grabs-edv.de>
Date:   Sat, 17 May 2014 00:31:26 +0800
Tag:    v2.6.4

MDL-45592 mod_feedback - unwanted linebreak after import or duplicating a feedback