--- ray/doc/notes/ReleaseNotes	2012/04/25 22:21:06	1.196
+++ ray/doc/notes/ReleaseNotes	2012/05/17 17:36:14	1.197
@@ -1821,3 +1821,5 @@ but response time quick until next "new" command.
 Fixed major bug in transmitting proxy material sampling.
 
 Patched cmake build tools (changes by Zack Galbreath).
+
+Removed requirement for pflip -h to be given input file (can pipe from stdin).