README.rdoc in writeexcel-0.6.0 vs README.rdoc in writeexcel-0.6.1

@@ -79,9 +79,12 @@
 
 * ruby 1.8, ruby 1.9.1, ruby 1.9.2
 
 == Recent Changes
 
+v0.6.1
+* Bug fix. to avoid output stack trace for debug when defined $debug such as Rails 2.3.8 development console.
+
 v0.6.0
 * Bug fix. to avoid destroy to_json method when using with Rails 3
 
 v0.5.0
 * use 1.9-compatible Encoding interface for Ruby 1.8 encodings class; support US-ASCII and ASCII-8BIT. by Jeremy Weathers