Mostly fixed Issue 413: Undesired scaling effect on borders while resizing elements, fixed Issue 711: Scale and move of imported image image doesn't work and issue 712: defs not deleted when image library image (symbol) deleted
Mostly fixed Issue 413: Undesired scaling effect on borders while resizing elements, fixed Issue 711: Scale and move of imported image image doesn't work and issue 712: defs not deleted when image library image (symbol) deleted

git-svn-id: e52e7dec99011c9686d89c3d3c01e7ff0d333eee@1792 eee81c28-f429-11dd-99c0-75d572ba1ddd

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