Git commits in Moodle 2.3.7 by Rajesh Taneja

commit 8aa12adcf26ff2f0b61cd6f0288f2886c8c55bf7
Author: Rajesh Taneja <rajesh@moodle.com>
Date:   Wed, 08 May 2013 13:29:59 +0800
Tag:    v2.3.7

MDL-37245 Blog: Bloglevel is used for checking if blog is enabled

commit 4b5dcd72d5d1bec150ecccde12f48beecff94afb
Author: Rajesh Taneja <rajesh@moodle.com>
Date:   Tue, 07 May 2013 17:13:44 +0800
Tag:    v2.3.7

MDL-37245 Blog: Fixed comments.

commit 28772fb9e7e6be01b765fb721af16901bb47e417
Author: Rajesh Taneja <rajesh@moodle.com>
Date:   Tue, 07 May 2013 17:12:50 +0800
Tag:    v2.3.7

MDL-37245 Blog: Added permission check for blog comments

commit 8cea78f500932ac389eb51946051c17fe3edbc02
Author: Rajesh Taneja <rajesh@moodle.com>
Date:   Tue, 02 Apr 2013 16:07:15 +0800
Tag:    v2.3.7

MDL-35883 Accessibility: Added title for login as user link in header and footer for accessibility

commit d82cef65c6637f81cd365ea7a0b7fea436b4bb90
Author: Rajesh Taneja <rajesh@moodle.com>
Date:   Tue, 02 Apr 2013 15:32:38 +0800
Tag:    v2.3.7

MDL-35883 Accessibility: Added title for user link in header and footer for accessibility

commit 44ee5acee4c87069e0d8b4f3167bcc2146dd3602
Author: Rajesh Taneja <rajesh@moodle.com>
Date:   Tue, 26 Mar 2013 10:26:28 +0800
Tag:    v2.3.7

MDL-36882 course: Added aria-live for manual completion

commit 8dc10e915e8010023b8e1f7e18951476296ef1fa
Author: Rajesh Taneja <rajesh@moodle.com>
Date:   Fri, 22 Mar 2013 12:39:24 +0800
Tag:    v2.3.7

MDL-36125 course: Added aria-describedby for editing activity title

commit 14d6c90f810865dd4b0970c083b8127419b9759d
Author: Rajesh Taneja <rajesh@moodle.com>
Date:   Tue, 12 Mar 2013 12:27:02 +0800
Tag:    v2.3.7

MDL-38431 comment: profile url should be escaped, as it's used in html