Security + Doc updates

• update dependencies
• fixes circle-ci
• error message if you are using APP_ENV=development or APP_ENV=production
• Expo environment variables are out

dotenv vault

v3.4.9

3.4.9

3.4.2

cache fixed

v3.3.1

3.3.1

dotenv flow priority update

dotenv flow was not configured properly and has been updated to closer match dotenv-flow priority

Add APP_ENV

There have been issues creating custom environment variable sets for staging / test environments.

This fixes that. Now you can just add any custom environment variable set you'd like

Multi-environment working

• Multi environment tests finally working
• security updates

Multi-environment

Add multi-env tests and warning (#14)

* WIP test fixes

* multi env warning