--- ray/doc/notes/ReleaseNotes	2005/10/11 16:54:26	1.107
+++ ray/doc/notes/ReleaseNotes	2005/12/08 17:56:38	1.110
@@ -1539,3 +1539,12 @@ in recovery of files containing multiple values per re
 
 Added rtcontrib -fo option to write over existing files, which it now
 refuses to do without this option.
+
+Made rtcontrib flush output when handed a zero-length ray vector,
+to match behavior of rtrace.
+
+Improved color scale for falsecolor output.
+
+Added threshold test for Fresnel approximation to prevent its use
+on smooth surfaces with unrealistically low specularities (less than 1.8%).
+Water has a specular reflectance of 2.1% at room temperture.