Git commits in Moodle 2.7.3 by Dmitry Nefedov

commit 0d7c8bb4b0a1c8d9a57c5b0bb320bdc05dbb66f9
Author: Dmitry Nefedov <corzina@ya.ru>
Date:   Wed, 01 Oct 2014 16:54:17 +0800
Tag:    v2.7.3

MDL-47408 user: Add checking before adding blog's link.


commit 3234f4324ecdbee482f183d79e7102aaa50c7005
Author: Dmitry Nefedov <corzina@ya.ru>
Date:   Sat, 27 Sep 2014 21:50:01 +0800
Tag:    v2.7.3

MDL-46391 messages: Add search button under contact list.


commit 6e9aeadd75026f33ff92d9af735d8399f7e24cf3
Author: Dmitry Nefedov <corzina@ya.ru>
Date:   Sat, 27 Sep 2014 08:31:20 +0800
Tag:    v2.7.3

MDL-47408 user: Add enableblogs checking before adding blog's link.


commit d1ab9d16acbe8fb7eb140030472c264bd4c13272
Author: Dmitry Nefedov <corzina@ya.ru>
Date:   Thu, 25 Sep 2014 21:16:31 +0800
Tag:    v2.7.3

MDL-47385 coursecat: Mistake line in phpdocs deleted.