Removed unused programs and files from distribution (sources to CVS attic)
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
added small source drawing routines (srcdraw.c)
Updated entries
brought up to date
added freeobjmem module for rview when memory is scarce
update for new routines
changed function file calls to allow expressions instead of just vars
updated revision number for release 2.0
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