SWI-9214 Add OAuth Support (#14)

* SWI-9214 Add OAuth Support

* start on tests

* add token get function

* update tests

* add client tests

* test

* update readme

* update wfs

* empty

SWI-9063 Update Dependencies (#12)

* SWI-9063 Update Dependencies

* urllib3

* zipp

* empty

* urllib 2.2 for py 3.8

* zipp 3.20 for py 3.8

Merge pull request #7 from Bandwidth/tndetails-patch

SWI-6056 Update tndetails.py to include messaging and location details

Merge pull request #3 from Bandwidth/SWI-5401

SWI-5401 Rename it to `bandwidth_numbers` from `iris_sdk`