Add basic developer docs for getting the app up-and-running.
Add basic developer docs for getting the app up-and-running.

oneclickorgs/one-click-orgs-deployment,oneclickorgs/one-click-orgs,oneclickorgs/one-click-orgs,oneclickorgs/one-click-orgs-deployment,oneclickorgs/one-click-orgs-deployment,emmapersky/one-click-orgs,emmapersky/one-click-orgs,oneclickorgs/one-click-orgs,oneclickorgs/one-click-orgs