Git commits in Moodle 2.4.0 by Mark Nielsen

commit 610b86f6ecf3b2e0d40cc7c3470e51804fedba07
Author: Mark Nielsen <mark@moodlerooms.com>
Date:   Wed, 14 Nov 2012 04:45:02 +0800
Tag:    v2.4.0-rc1

MDL-36336: Prevent duplicate grade items on restore

commit 18b10b8721bee05849ccc4d64359c91c16950bea
Author: Mark Nielsen <mark@moodlerooms.com>
Date:   Wed, 14 Nov 2012 01:56:13 +0800
Tag:    v2.4.0-rc1

MDL-36575: Adding mod_lti_generator

commit c7b05a1d1bbc718f56fa726eff072f3e367986b7
Author: Mark Nielsen <mark@moodlerooms.com>
Date:   Wed, 07 Nov 2012 07:37:08 +0800
Tag:    v2.4.0-beta

MDL-17444: Backup hooks for local plugin (CR)

commit ac1f907e779085a4a42d5fb9bd1d27fcfe995fa9
Author: Mark Nielsen <mark@moodlerooms.com>
Date:   Mon, 15 Oct 2012 17:18:34 +0800
Tag:    v2.4.0-beta

MDL-34837 backup: Restore does not fail when some courses have the same name

commit eaf52ff01deaa1604b022c841b7ce86665b23311
Author: Mark Nielsen <mark@moodlerooms.com>
Date:   Mon, 15 Oct 2012 16:48:21 +0800
Tag:    v2.4.0-beta

MDL-33621 rating: fixed view help error for global scale rating

commit 487ee886ec8c33263215bc55c8309a644fdd6560
Author: Mark Nielsen <mark@moodlerooms.com>
Date:   Tue, 26 Jun 2012 17:56:11 +0800
Tag:    v2.4.0-beta

fixed undefined variable