README.md in equivalent-xml-0.3.0 vs README.md in equivalent-xml-0.4.0

@@ -104,10 +104,11 @@
 * Please try not to mess with the Rakefile, version, or history. If you want to have your own version, or is 
   otherwise necessary, that is fine, but please isolate to its own commit so I can cherry-pick around it.
 
 ## History
 
-- <b>0.3.0</b> - Added :ignore_content option (conrib. by moklett)
+- <b>0.4.0</b> - Added :ignore_attr_values option (contrib. by ivannovosad)
+- <b>0.3.0</b> - Added :ignore_content option (contrib. by moklett)
 - <b>0.2.9</b> - Fix for rspec-rails >= 2.7 (contrib. by jcoyne)
 - <b>0.2.8</b> - Allow comparison against nodesets (contrib. by gkellogg)
 - <b>0.2.7</b> - Auto-require RSpec matchers if RSpec is loaded
 - <b>0.2.6</b> - Added documentation for RSpec matchers
 - <b>0.2.5</b> - Added YARD documentation