* master: (21 commits)
Add Canadian provinces to geo_data.py
Fix comment < 80 chars
Add support for geo-targeting of CA provinces - For providers that support such
Update geo_data to pick up a couple renames
Ignore E741, flags single-letter var names in comprehensions which I want to allow
Bump pycodestyle from 2.5.0 to 2.6.0
Bump boto3 from 1.13.0 to 1.13.19
Bump botocore from 1.16.0 to 1.16.19
Bump six from 1.14.0 to 1.15.0
Bump ns1-python from 0.15.0 to 0.16.0
Bump setuptools from 44.1.0 to 44.1.1
Cloudflare: Rename _try to _try_request
Cloudflare: Add Support for Rate Limit
Cloudflare: Add Support for PTR Records
Update NS1 _REGION_FILTER to include remove_no_georegion in config
Fix code coverage for NS1
Docs and changelog for TCP health check support
Fix Dyn python3 error with dict_values that needed a list
TCP healthcheck support for Route53
NS1 support for TCP healthchecks
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