0.5
  - Fix for Warning on OSX CRAN builder.
  - Minor tweaks to configure script

0.4
  - Fix autobrew script for Snow Leopard

0.3
  - Add output formats rsvg_png() rsvg_pdf() rsvg_ps() rsvg_svg()
  - Fix for rounding issue in proportional image scaling
  - Add support for url in rsvg()

0.2
  - Initial CRAN release with Windows support
