Refactor cli

[larencozart]

Major changes:

• agreed on file naming and dir organization with @jq-ln
• rename files for consistency
• move files into appropriate directory
• extract AWS client creation into there own files
• set region in a region file
• fix "continent" to "global region"
• fix ami's to match new offered regions
• rename AWS resources to match aws styling
• style console output colors, spacing, and wording
• added tests to important cli/commands and cli/utils files
• added tests to aws/AMI, aws/dynamoDB, and a few more files

How to test:

git checkout laren/refactor-cli
npm i
npm run build

npm link
chmod +x dist/cli/cli.js

rabbitory destroy

rabbitory deploy

[zijin1994]

Worked good!!!