Fix int/bigint in CassandraStorage
Patch by Alex Liu, reviewed by brandonwilliams for CASSANDRA-6102
Merge branch 'cassandra-1.2' into cassandra-2.0
Revert "Merge branch 'cassandra-1.2' into cassandra-2.0"

This reverts commit a3ad2e82249b88d4a05f24140948cdbc809d14f3, reversing
changes made to 8a506e66a66c004a7a253e3dd28845517da8a967.
Merge branch 'cassandra-2.0' into trunk