Function execute

test-app/public/util.js:6–14

()

	var lastResult = [];

	var execute = function() {
		var func = queue.shift();
		var args = [_next];
		if (func) {
			executing = true;
			args.push.apply(args, lastResult.length ? lastResult : arguments);
			func.apply(this, args);
		}
	};

	var _next = function() {
		executing = false;