Added 2 Basic SQL queries: Submitting a Review and Submitting a Rating
    moved the album info method to music-engine, added discogs api to composer package manager

	modified:   composer.json
	modified:   composer.lock
	modified:   index.php
	modified:   music-engine.php
	modified:   ../artist.php
	modified:   ../css/style.css
	modified:   ../header.php
	modified:   ../index.php