Returning a function in `cli.action` does nothing

[brandonpittman]

soly/README.md

Lines 104 to 106 in 0727e81

	return () => {
	console.log('default command'); // 4
	};

Passing in a function that returns a function does nothing here, it seems. Just passing in the function you want to run works though.

Example:

cli.action(() => {
  console.log("default command");
});