Delete some old draft documentation

Summary: I'm not sure what this "draft" documentation is exactly, but the lines are too long and it saddens me deeply. Let's just delete them for now... if they are needed at a later date then we can dig them out of version control.

Test Plan: Felt less sad.

Reviewers: Blessed Reviewers, epriestley

Reviewed By: Blessed Reviewers, epriestley

Subscribers: epriestley, Korvin

Differential Revision: https://secure.phabricator.com/D9897