Git commits in Moodle 2.1.6 by Jerome Mouneyrac

commit 993debdbe34727f39c6e3797083ae4f3cf7209f6
Author: Jerome Mouneyrac <jerome@moodle.com>
Date:   Tue, 17 Apr 2012 18:08:55 +0800
Tag:    v2.1.6

MDL-30225 Creating new web service tokens create error

commit 69dcda25e5b768845314f8e762fc2bf648c8de67
Author: Jerome Mouneyrac <jerome@moodle.com>
Date:   Fri, 13 Apr 2012 14:09:25 +0800
Tag:    v2.1.6

MDL-31762 username should be lowercase and check against PARAM_USERNAME when creating/updating user by web service

commit 4b8da40c6a32d1d43b37cbe0743f11296d23cc65
Author: Jerome Mouneyrac <jerome@moodle.com>
Date:   Thu, 12 Apr 2012 14:44:16 +0800
Tag:    v2.1.6

MDL-31694 Fix XSS security issue with service name accepting javascript

commit a49c98f859b7b0b19a0f7cbee3baf0a343f65e37
Author: Jerome Mouneyrac <jerome@moodle.com>
Date:   Wed, 11 Apr 2012 14:48:14 +0800
Tag:    v2.1.6

MDL-27547 When deleting a local plugin containing a built-in service, the built-in service is not deleted