Fix the transport creation in the search object.
Fix the transport creation in the search object.

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