Fix Issue 260: Ensure defs do not get shoved into a new layer
Fix Issue 260: Ensure defs do not get shoved into a new layer

git-svn-id: e52e7dec99011c9686d89c3d3c01e7ff0d333eee@784 eee81c28-f429-11dd-99c0-75d572ba1ddd

centaurustech/svgedit,thewenneur/svgedit,laddhoffman/svgedit,beavis28/svgedit,ubbn/svgedit,SVG-Edit/svgedit,thewenneur/svgedit,ubbn/svgedit,beavis28/svgedit,centaurustech/svgedit,tremez/svgedit,progers/svgedit,progers/svgedit,SVG-Edit/svgedit,BakerSky/svgedit,laddhoffman/svgedit,BakerSky/svgedit,uche40/svgedit,uche40/svgedit,tremez/svgedit,centaurustech/svgedit,centaurustech/svgedit,bartuspan/svgedit,bartuspan/svgedit,mynext/svgedit,mynext/svgedit,uche40/svgedit,mynext/svgedit,laddhoffman/svgedit,progers/svgedit,BakerSky/svgedit,ubbn/svgedit,ubbn/svgedit,tremez/svgedit,thewenneur/svgedit,beavis28/svgedit,bartuspan/svgedit,BakerSky/svgedit,tremez/svgedit,SVG-Edit/svgedit,thewenneur/svgedit,uche40/svgedit,mynext/svgedit,beavis28/svgedit,laddhoffman/svgedit,bartuspan/svgedit,progers/svgedit