Added pandas.io.gbq module To Connect To Google BigQuery
Updated All Documentation and CI Requirements
BLD: updated print_versions for bigquery & google apiclient
TST/BUG: Make sure locales are properly tested
TST/ENH: add locale testing utils
TST: only test Google Finance if there is at least one US English locale
CLN/CI: clean up the install script and travis config a bit
CLN: clean up test_json/test_pandas.py
CLN: clean up test_ujson.py a bit