--- ray/doc/notes/ReleaseNotes	2008/03/11 02:21:46	1.146
+++ ray/doc/notes/ReleaseNotes	2008/04/30 21:48:02	1.149
@@ -1644,9 +1644,6 @@ The only caveat is that -n setting > 1 requires -PP ra
 
 Added -c option to rtcontrib to facilitate cumulative calculations.
 
-Added ability to incorporate LBNL Window 6 bidirectional scattering
-distribution function (BSDF) data in mkillum.
-
 ****** COMPATIBILITY CHANGE ********
 Fixed long-standing bug in source.cal, which caused it to produce
 reversed anisotropic photometric distributions due to the
@@ -1663,3 +1660,10 @@ Corporation in Boulder, CO, and directed by Zack Roger
 
 Added "planisphere" (stereographic) fisheye view type for traditional
 daylighting analysis.  Feature requested & explained by Axel Jacobs.
+
+Modified -c option to rtcontrib so it can take a number of input
+rays to average over, rather than only produce a single accumulated
+record (which can now be done with -c 0).
+
+=====================
+Version 4.0