README.md in mix-rails-0.16.0 vs README.md in mix-rails-0.22.0

@@ -80,8 +80,9 @@
 
 [![Admix](http://img233.imageshack.us/img233/6731/screenshotfrom201301221.png)]
 
 # Plugins (Extensions)
 
-## Creatig a extensions
+## Creating a extension
 
     $ rails plugin new mix-rails-pluginame -T --skip-active-record --skip-bundle --dummy-path=spec/dummy --full
+s
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