- added -outfile command line switch
- added -rot command line switch by Andrew Sumner:
- implemented cloud map rendering (-cloudmapfile and -cloudfilter switches)
(see README.maps for details)
For NetBSD 1.4.x, (s)rand() was replaced by (s)random() to get a better
image of stars. Thanks a lot to Marcello Balduccini <marcy@cs.utep.edu>
for the hint!