Documentation update

Author: fubar-coder

README.md

@@ -6,9 +6,11 @@ This is some kind of a RestSharp port to PCL.
 
 # [BSD 2-Clause License](LICENSE.md) #
 
-# News #
+# Changes #
+
+## 3.1.0 ##
 
-Version 3.0.0 will come soon and it will contain **breaking changes**:
+This is the final release for version 3. Be aware that version 3.1 contains many **breaking changes**:
 
 * The ```IRestRequest.Credentials``` property moved to ```IRestClient.Credentials```
 * Credentials for authenticators are specified using the ```IRestClient.Credentials``` property
@@ -18,8 +20,6 @@ Version 3.0.0 will come soon and it will contain **breaking changes**:
 * Uses now a RestSharp project compatible Method enumeration for HTTP requests
 * Support for WebRequest as back-end for RestSharp.Portable
 
-# Changes #
-
 ## 3.0.0 beta 12 ##
 
 * A special URL encoding is required for query parameters used to calculate