Allow a specific "pre" version of TinyTDS to be tested.
Allow a specific "pre" version of TinyTDS to be tested.

rails-sqlserver/activerecord-sqlserver-adapter,mcdba/activerecord-sqlserver-adapter,pavels/activerecord-sqlserver-adapter,rails-sqlserver/activerecord-sqlserver-adapter,mcdba/activerecord-sqlserver-adapter,andretf/activerecord-sqlserver-adapter,andretf/activerecord-sqlserver-adapter