Git commits in Moodle 2.1.x by ppichet

commit 62aaf94f498f29492b1798338b69d9caeff848d8
Author: ppichet <pichet.pierre@uqam.ca>
Date:   Tue, 24 Apr 2012 07:31:14 +0800
Tag:    v2.1.6

MDL-32181 question/calculatedmulti validate multianswers

commit 8886f0ace04e410f07ef5aac9dca308f4d3ae34f
Author: ppichet <pichet.pierre@uqam.ca>
Date:   Mon, 16 Apr 2012 10:21:41 +0800
Tag:    v2.1.6

MDL-32358 : numerical question: validation messages errors

commit ff4d87739d7b9b63fcb4fdf998ce6a878676e61e
Author: ppichet <pichet.pierre@uqam.ca>
Date:   Thu, 05 Apr 2012 03:42:37 +0800
Tag:    v2.1.6

MDL-32217_21 Setting options->unitgradingtype

commit 2a6c5c52ee258b0097895c889cef949d8ab5ce72
Author: ppichet <pichet.pierre@uqam.ca>
Date:   Fri, 17 Jun 2011 03:24:44 +0800
Tag:    v2.1.0

MDL-24594 qtype_multichoice should allow images in the choices.

commit 062f7e95c9cb4d80b9504761ef376aa2b08f5483
Author: ppichet <pichet.pierre@uqam.ca>
Date:   Thu, 17 Feb 2011 05:18:52 +0800
Tag:    v2.1.0

MDL-26445 question -fix numerical unit grade