--- ray/doc/notes/ReleaseNotes	2020/04/06 21:13:33	1.367
+++ ray/doc/notes/ReleaseNotes	2020/05/06 14:14:57	1.369
@@ -2340,7 +2340,9 @@ Made it so number of segments in genworm, genrev, and 
 given as expressions of previously defined variables, etc.
 
 Added -D and -n option to gendaymtx to output sun description and skip
-matrix output on request.
+matrix output on request.  A -M option was also added to output solar
+modifiers for rcontrib.  Support also added for leap days in WEA input.
+Enhancements sponsored by Ladybug Tools.
 
 Updated eplus_uvf to work with IDF version 9.x, checking version number.
 
@@ -2359,3 +2361,6 @@ deadlock on controlling process.
 
 Eliminated unnecessary start-up procedures for rtrace when only ray-casting
 is needed (i.e., no tracing or value output).
+
+Improved isotropic sampling method in bsdf2ttree using "zipper" approach
+applied in genBSDF.