Support for Mythic Beasts DNS API

Render README on pypi as markdown, update twine, fix a couple README bits

v0.9.6 version bump and CHANGELOG updates

Drop dynamic record value weight to 0-16

That's all Dyn supports and it's cleaner to match it than to scale dyn since
we'd lose precision we can't get back during populate.

Adjust Route53 change ordering to strictly order by dependency.

Rework route53 dynamic extra hc verify

Prevent digital ocean provider to crash if records type is not supported

Also adds thorough tests

Seems fair to me! I think a lot of the suggestions you've mentioned are obvious ones that have been lost on me from being very confused trying to understand the available objects

Co-Authored-By: Ross McFarland <ross@github.com>

v0.9.5 version bump and CHANGELOG updates

Pass at documenting dynamic record support

Co-Authored-By: ross <ross@github.com>

Bit of general doc cleanup and refactoring while I'm in here.

Make sure both set-id and name match when finding rrset

Route53 delete orig rrset

Tinydns additions

from TinyDNS files

Update CHANGELOG.md to include new normalizations

README.md: Add "Table of Contents"

Update .gitignore to exclude setup.py generated build dir