v1.1   --  6 Feb 2012
  - Add support for different line end and join styles.
v1.0-1
  - Amend help to mention that partial transparency is not supported
    by the EMF format
v1.0
  - Been using for 6mo with no problems; bump version to 1.
  - Replace remaining few uses of printf with Rprintf
v0.9-4
  - Placed package within NAMESPACE (in prep for R-2.14.0)
  - modified ps_fonts.h to make compatible with R-2.14.0 revised
    handling of gzip i/o