Updated THANKS file.
Updated THANKS file.

Credit where credit is due.

GabrielNicolasAvellaneda/riak-python-client,bmess/riak-python-client,GabrielNicolasAvellaneda/riak-python-client,bmess/riak-python-client,basho/riak-python-client,basho/riak-python-client,basho/riak-python-client