[#2690][#2720][#2758] Updating README for new PR merge version - taken from @wouterj's PR

weaverryan · weaverryan · commit 788292b04246 · 2013-06-29T17:33:12.000-05:00
diff --git a/README.markdown b/README.markdown
@@ -8,8 +8,8 @@ Contributing
 
 >**Note**
 >Unless you're documenting a feature that's new to a specific version of Symfony
->(e.g. Symfony 2.2), all pull requests must be based off of the **2.1** branch,
->**not** the master or 2.2 branch.
+>(e.g. Symfony 2.3), all pull requests must be based off of the **2.2** branch, 
+>**not** the master or 2.3 branch.
 
 We love contributors! For more information on how you can contribute to the
 Symfony documentation, please read 
