Git commits in Moodle 2.3.7 by David Mudrák

commit b908e2fcd9c1c422d0e96e637aa90c31736b3520
Author: David Mudrák <david@moodle.com>
Date:   Fri, 03 May 2013 17:43:03 +0800
Tag:    v2.3.7

MDL-39491 Fix order of Workshop submission text processing

commit a82871d4f79f727b9edd203ca8348ec16981672c
Author: David Mudrák <david@moodle.com>
Date:   Mon, 08 Apr 2013 20:26:23 +0800
Tag:    v2.3.7

MDL-39023 Make get_language_dependencies() aware of circular dependency risk

commit 95c7d1d0763f072ce399e57596838340537f7db2
Author: David Mudrák <david@moodle.com>
Date:   Wed, 13 Mar 2013 22:17:42 +0800
Tag:    v2.3.7

MDL-38215 Fix cross-db support in workshop SQL queries