Git commits in Moodle 2.4.x by Matt Petro

commit a24c22cd12c708e29e7179734f8fcf953183bbe2
Author: Matt Petro <petro@engr.wisc.edu>
Date:   Mon, 09 Sep 2013 05:22:33 +0800
Tag:    v2.4.7

MDL-41660 backup ims-cc: Use correct temp directory


commit 7dc22c4ef19853bdaa49bae7e566a983ae974d0f
Author: Matt Petro <petro@engr.wisc.edu>
Date:   Tue, 16 Apr 2013 19:19:23 +0800
Tag:    v2.4.4

MDL-34403 mod quiz: fix error during enrolment


commit 95ae9d9e5e16b5bcb42c91d963b572b8dece0bcf
Author: Matt Petro <petro@engr.wisc.edu>
Date:   Fri, 02 Nov 2012 23:07:02 +0800
Tag:    v2.4.1

MDL-36025 qtype calculated: Fix handling of "-0"


commit 8e771aed93eea08cc3e9410283f5354e02311281
Author: Matt Petro <petro@engr.wisc.edu>
Date:   Wed, 10 Oct 2012 01:48:30 +0800
Tag:    v2.4.0-rc1

MDL-35717 quiz: fix overdue attempt processing