Changes and check-in for 3.5 release Includes new source files and modifications not recorded for many years See ray/doc/notes/ReleaseNotes for notes between 3.1 and 3.5 release
Changes for PC port
removed unnecessary static declarations
updated revision number for release 2.0
Improved handling of scanline ordering
improved dithering slightly
added format information to headers
added scale factor to normcolrs()
change to color normalization calls
eliminated unnecessary use of floating point color
Initial revision
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