Merge pull request fronzbot#401 from fronzbot/fix-exception-on-refresh

Added test to catch NoneType error on refresh, fixed offending code

Merge pull request fronzbot#402 from fronzbot/dev

0.16.4

Update constants.py

Merge pull request fronzbot#363 from fronzbot/dev

0.16.3

Merge pull request fronzbot#359 from fronzbot/dev

0.16.2

Merge pull request fronzbot#354 from fronzbot/dev-rc-bump

Dev rc bump

Merge pull request fronzbot#348 from fronzbot/0.16.1-changelog

Updated versions and changelog for 0.16.1

Merge pull request fronzbot#340 from fronzbot/dev

0.16.0

Merge pull request fronzbot#331 from fronzbot/remove-host

Remove host from auth header

Update CHANGES.rst