code: function parseAuth(auth) {
  	if (auth && typeof auth === 'string') {
  		var authObject = {
  			username: auth.split(':')[0],
  			password: auth.split(':')[1]
  		};
  		return authObject;
  	} else {
  		return auth;
  	}
  }
docs: /*
  Parses authentication strings into objects or just passes back objects