Git commits in Moodle 2.5.5 by Ankit Agarwal

commit 1d6c74a0c8cba92ec54370cedd322b3e755de6ba
Author: Ankit Agarwal <ankit@moodle.com>
Date:   Tue, 04 Mar 2014 16:13:25 +0800
Tag:    v2.5.5

MDL-44370 calendar: Add support for restoring calendar log rules

commit a6b19633491c1d70bb5e69a094554f774f49e832
Author: Ankit Agarwal <ankit@moodle.com>
Date:   Wed, 26 Feb 2014 14:22:04 +0800
Tag:    v2.5.5

MDL-44370 calendar: Fix calendar url in reports

commit d1458fc374d7b8f2e6c210826844e2122f89aa48
Author: Ankit Agarwal <ankit@moodle.com>
Date:   Tue, 28 Jan 2014 15:59:49 +0800
Tag:    v2.5.5

MDL-43884 database: Fix get_tables() api for external stores

commit 9702075c4d065b2d819f9a389306ee72c45c403e
Author: Ankit Agarwal <ankit@moodle.com>
Date:   Fri, 17 Jan 2014 14:38:50 +0800
Tag:    v2.5.5

MDL-43725 report_loglive: Fixing undefined variable error