Log Message:
Changes 1.1.2:
* Saturn's rings are now drawn properly when using "magnify" in
  the config file.
* Added marker_fontsize as an option in the configuration file.
* Added the Bonne, Gnomonic, Polyconic, and Tangential Spherical
  Cube (TSC) projections.
* Added the -proj_param option.  Note that the -projection option
  cannot be abbreviated to -proj anymore!
* Color cloud maps are now allowed.
* A color may now be specified with -background.