Support clipPath tag

[DalekCraft2]

Haxe 4.2.5, on Windows target.
I created a very simple SVG file for an icon for a Lime project, and it had a clipPath tag for removing a section from one element. I set the icon path to its path in Project.xml using the icon tag. The SVG looks correct when I view it in Chrome and in the editor what I was using, Inkscape, but the icon shown in the taskbar when running the app had nothing clipped from it.

The icon should look like this:

But, instead, it looks like this: