Log Message:
www/contao44: update to 4.4.0

release announce:

Contao 4.4.5 is available		18.09.2017 10:28 by Leo Feyer

Contao version 4.4.5 is available.  The bugfix release fixes several issues
including a problem with the install tool and a problem with SVG images in
Internet Explorer.  In addition, the back end theme has been adjusted again
and some of the previous changes have been revised.