Quick dev docs for multitenancy.
Quick dev docs for multitenancy.

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