add Connection#reset
track pool connection ids
Refactor:
connection -> with_connection
_acquire_connection -> get_connection
_return_connection -> return_connection
update to latest thrift definition
bump version to 0.0.7
Merge pull request #8 from okcwest/latest_thrift_definition

update to latest thrift definition
Merge branch 'master' of github.com:okcwest/ok_hbase into connection-pool