Git commits in Moodle 2.6.x by Kyle Temkin

commit f936128f5b63ac563512e80c6802876f97857110
Author: Kyle Temkin <ktemkin@binghamton.edu>
Date:   Tue, 06 Aug 2013 01:47:10 +0800
Tag:    v2.6.0-beta

MDL-41034 fix TinyMCE managefiles plugin for textareas that do not support file uploads

commit efe677970abd258557097cd3eb6ec1fb19847b5d
Author: Kyle Temkin <ktemkin@binghamton.edu>
Date:   Thu, 20 Jun 2013 11:31:01 +0800
Tag:    v2.6.0-beta

MDL-40264 fix essay handling of zero-string response