Fix DNS driver API inconsistencies

[aaron-sierra]

Fix DNS driver API inconsistencies

Description

Implement #2065

Summary

In general, commit messages provide necessary background regarding the changes made and why.

• Drop Zerigo DNS
• Deprecate outdated DNSimple DNS driver
• Deprecate outdated RcodeZero DNS driver
• Ignore AuroraDNS (see #2057)
• Add unittest API request checking to remaining drivers
• Add and leverage common code for domain/host name manipulation
• Add and leverage common code for <type>[:<name>]-style record IDs
• Change Record.id format for NS1 and Zonomi providers
• Change Record.id interpretation for World Wide DNS

Status

• Ready for review

Checklist (tick everything that applies)

• [x] Code linting (required, can be done after the PR checks)
• [ ] Documentation
• [x] Tests
• [ ] ICLA (required for bigger changes)

[aaron-sierra]

The latest batch of updates includes changes from black and isort.

[aaron-sierra]

The latest changes have been through black, isort, lint, and pylint.