lots changed:
encapsulated recorder-specific scripts so they only run when microphone is necessary;
corrected background image size in css;
commented out song collaborator authentication before action;
commented out set track before action;
removed references to uploader in tracks controller;
encapsulated yield into container div; gave container div relative position of 75px below top for nav-bar spacing and color white for readable text;
removed all references to audio data visualization from recorder js plugin;
added tracks#new to routes;
made audio filename more semantic: songname_username.wav;
changed bucket storage connection var name to be cleaner, more semantic.