Schemas and Orchestrators, oh my

• Added a new Schema entity to contain information about a specific schema.
• Added new checks
  • Preferred MySQL table engine
  • MySQL version EOL
• Fixed a hard coded value that was left in by accident.

Minor fixes for composer

• Fixed issue with Cadfael finding the right path to the autoloader depending on if it's installed as a dependency or downloaded as source code
• Fixed composer install instructions

First beta release

This is the first release for Cadfael as a combination of the engine and CLI tooling.