docs(rad): Added note about bias compensation in PCMAP and PGMAP settings
Added photon map support to rad
Added space between alternate options
Added ability to call rpiece with -N >1 on a single view
Followed Lars Grobe suggestion to provide alternate commands paths in rad
Changed ".pic" extension to ".hdr" throughout
Added planisphere view type (-vts option) as requested by Axel Jacobs
Added backslashes in front of hyphens (thanks to Bernd Zeimetz for his effort)
Renamed rview, lam, calc, and neat to rvu, rlam, icalc, and neaten
Fixed RCSid specification
Added -N option to rad for parallel rendering (preliminary w/o using -PP)
This form allows you to request diffs between any two revisions of this file. For each of the two "sides" of the diff, select a symbolic revision name using the selection box, or choose 'Use Text Field' and enter a numeric revision.