Git commits in Moodle 2.5.x by Gilles-Philippe Leblanc

commit f29f455e8d3bf4a3a696892f22116a66426b2bbb
Author: Gilles-Philippe Leblanc <gilles-philippe.leblanc@umontreal.ca>
Date:   Fri, 14 Mar 2014 19:37:09 +0800
Tag:    v2.5.6

MDL-44585 grade_import: Restrict the accepted types in the gradebook import

commit f7d180a7fb99e7003a57b934ecd66f84672ada0a
Author: Gilles-Philippe Leblanc <gilles-philippe.leblanc@umontreal.ca>
Date:   Wed, 22 May 2013 02:43:07 +0800
Tag:    v2.5.1

MDL-38239 gradebook: Importing grades from a .txt file with commas for decimals causes an error

commit 4a913724d0daec26bdee9174300f2d29decc868a
Author: Gilles-Philippe Leblanc <gilles-philippe.leblanc@umontreal.ca>
Date:   Wed, 06 Feb 2013 21:28:55 +0800
Tag:    v2.5.0-beta

MDL-32125 mod_forum: Updating subscription mode not reflecting subscribers

commit 99f66eb13973e82e466e6ca5fd94f830e898f49a
Author: Gilles-Philippe Leblanc <gilles-philippe.leblanc@umontreal.ca>
Date:   Thu, 01 Nov 2012 22:44:23 +0800
Tag:    v2.5.0-beta

MDL-36138 auth_cas: Fix CAS Authentication Strict Standards warnings