Canvas2D MarginAlignment Bug
http://www.babylonjs-playground.com/#1CCIMC#0
set rectangle marginAlignment: "h:left, v:top".
Then add rectangle's height, it should go down. not go up.
@Nockawa or anyone.
@Nabroski
Yes you're right. I forgot to say this right situation your give.
By the contrast, it's better to explain this is a bug...
