Developer credits

Git commits in Moodle x.x.x by Steve Clay

commit 06a76addad76b591a908d5a939ed6f312c5425d7
Author: Steve Clay <steve@mrclay.org>
Date:   Tue, 15 Apr 2014 06:20:08 +0800
Tag:    v2.6.3

MDL-45096 block_navigation: Check for existence of the siteadminbranch before modifying it

commit d8edfff6588bc51c03272ce05608fa25d2d64cab
Author: Steve Clay <steve@mrclay.org>
Date:   Tue, 15 Apr 2014 06:20:08 +0800
Tag:    v2.7.0-rc1

MDL-45096 block_navigation: Check for existence of the siteadminbranch before modifying it