WP Engine API Support

Adds support for remote backups and object cache purging using the WP Engine API.

Composer and site filesystem guides

Includes...

• WordPress site filesystem
• Composer usage and package guides
• Refactored bin scripts guides
• Refactored dependency guides
• Additional must use plugins
• Updated WordPress starter files

v0.3.1: Rollbar config rename, small readme update, remove container name for…

… redis container

Security and workflow Enhancements

This includes several boilerplate plugins and tools for bootstrapping a local WordPress installation for development. The readme has been mostly reorganized and updated with all of the new features.

Developer tools and Object Cache

Redis Server for WordPress Object Caching and more developer tools including PHP Code Sniffer, WordPress Query Monitor Plugin, and additional commands for rsync in the main cli prompt.