Git commits in Moodle 2.3.1 by Aparup Banerjee

commit b574c078a6fd0e61826b15415ee8f73a3cb9c73a
Author: Aparup Banerjee <aparup@moodle.com>
Date:   Fri, 29 Jun 2012 11:37:01 +0800
Tag:    v2.3.1

MDL-34096 Installation : Added 2.3 upgrade line to db upgrade scripts.

commit a78e4e9147d0f7af96e029206768fe7ed7cc6c65
Author: Aparup Banerjee <aparup@moodle.com>
Date:   Thu, 28 Jun 2012 15:32:33 +0800
Tag:    v2.3.1

MDL-23254 Authentication : used httpswwwroot as root url during authentication procedure where $PAGE->https_required() is specified.