Fixed Opera rotation bug in Issue 330

git-svn-id: http://svg-edit.googlecode.com/svn/trunk@956 eee81c28-f429-11dd-99c0-75d572ba1ddd

editor/svgcanvas.js

@@ -4986,6 +4986,8 @@ function BatchCommand(text) {
 		// if we are not rotated yet, insert a dummy xform
 				
 		var m = elem.getCTM();
+		// Opera bug sets a and d to 0.
+		if(!m.a) m.a = 1; if(!m.d) m.d = 1;
 		var center = transformPoint(cx,cy,m);
 		var newrot = svgroot.createSVGTransform();
 		newrot.setRotate(val, center.x, center.y);