New DNSChain documentation = Pure Sex. Thx @taoeffect and @mdw!
Added pydnschain to `docs/Developers.md`
Merge pull request #68 from okTurtles/wikify

Wikify. Includes the changes from PR #65 by @mdw, plus a whole bunch of new documentation, and a complete revamp of the README.md.
Fixed link to `Developers.md` and added another to `Comparison.md`
Improved How-do-I-run-my-own.md + fixed broken link
Added @zancas to list of Contributors. Closes #56.
tweaked markup to bold PowerDNS version required & added debugging paragraph