0.1.5
New method:
/**
* Add a solid to the current layout
* @param float $x
* @param float $y
* @param float $z
* @param float $w
* @param float $h
* @return Creator $this
* @see http://help.autodesk.com/view/ACD/2016/ENU/?guid=GUID-E0C5F04E-D0C5-48F5-AC09-32733E8848F2
*/
public function addSolid($x, $y, $z=0.0, $w=0.0, $h=0.0)
Thanks to https://github.com/bmts