Made root SVG width/height be set to base unit on serialization, fixed minor path drawing bug, fixed Issue 579: Text disappear when low blur is set
Made root SVG width/height be set to base unit on serialization, fixed minor path drawing bug, fixed Issue 579: Text disappear when low blur is set

git-svn-id: 829f041edcabe93b7893c4ec42f5993156d1fcf0@1827 eee81c28-f429-11dd-99c0-75d572ba1ddd

kenwenzel/svg-edit,kenwenzel/svg-edit,kenwenzel/svg-edit