Post navigation v5 refactor checklist

[galenriley]

• [x] Extract Settings.js to top level config.js
• [x] Refactor and document config.js as necessary
• [x] Move root navigation drawer to config.js
• [x] Replace Ionicons with something else from expo-vector-icons
• [x] move capo bottom of drawer
• [x] move About to bottom of drawer?
• [x] i18n tidying up
• [x] rename and document assets
• [x] home screen hero image
• [x] hide common image credit selector if config is not populated
• [x] create sample locale and config
• [x] step by step deployment docs

[galenriley]

Step by step docs will need improvement based off guinea pig experience, but this ever-expanding checklist is complete