Update the version support matrix

README.md

@@ -16,7 +16,7 @@ Supported Versions
 
 The following matrix shows the versions of Go and Cassandra that are tested with the integration test suite as part of the CI build:
 
-Go/Cassandra | 1.2.18 | 2.0.9 | 2.1.0-RC5
+Go/Cassandra | 1.2.18 | 2.0.10 | 2.1.0
 -------------| -------| ------| ---------
 1.2  | yes | yes | partial
 1.3  | yes | yes | partial