* new quandl client using v3 api

* send up request source and version

* allow passing in file name, and allow passing in download type as query param

* Update readme docs for upgrading and data tables.

* Increase the versions of python we test against on CI and tox. Remove .get from models to avoid 2x call to the api.

Fix some issues where _raw_data was not named correctly.

Remove version 3.2 from travis as it fails even though it should not.

* data tables for developers

* Fix a few flake8 issues and run it locally with tox.

* Improve the connection error handling code based on suggestion from community member femtotrader.

* fix file format

* Improve upgrade documentation to take into account pickled versions of api_key.

* Notes based on feedback.

* analysts get and bulkdownload methods

* refactoring get_table

* using python bool and remove returns options

* remove user warning

* Update README.md

* Reduce memory usage and processing time by not using ordered-dictionaries for the data.

Update the way nested dates are detected and converted into real dates. Also update tests to match.

Add jsondate to tox dependencies.

Ensure that tox installs same dependencies as setup.py

* Updates based on feedback.

* MergedDataset: dont make metadata calls when getting data

* Update FOR_ANALYSTS.md

add bulkdownload description

some updates

* Missing package in setup.

* release setup

* messages

* Update 2_SERIES_UPGRADE.md

* ready and message updates

* Update README.md

minor change to test branch

* add changelog