fixing bug when rendering on canvases outside the DOM (fixes Issue 87)
fixing bug when rendering on canvases outside the DOM (fixes Issue 87)

git-svn-id: 1480ed9eeae8ad7939024d1c38d64d1a40ec6245@105 4f656584-2f64-8888-3fab-3bd369ce20a5

Causata/canvg,evantill/canvg-clone