Git commits in Moodle 2.5.0 by Kirill Astashov

commit 9b7a5f654a0a10caabf6ddd7e53716145cbf6b68
Author: Kirill Astashov <kirill.astashov@netspot.com.au>
Date:   Wed, 28 Nov 2012 10:23:05 +0800
Tag:    v2.5.0-beta

MDL-36587 Assignment: Hide Download All links when no submission have been made

commit cc2ed228513dc8b202e3215b670750dad7db1ccf
Author: Kirill Astashov <kirill.astashov@netspot.com.au>
Date:   Tue, 27 Nov 2012 13:45:13 +0800
Tag:    v2.5.0-beta

MDL-36856: Fix method name misspelled in two places in mod_assign