docs: Include instructions on mysql manual setup
docs: Include instructions on mysql manual setup

- how to use env vars
- how to setup db
- more words on virtualenv

Signed-off-by: David Haynes <f185e6561159b2820d8a33e01c963b8bc7c5039f@gmu.edu>

srct/whats-open,srct/whats-open,srct/whats-open