update readme, add comments for push on github
update readme, add comments for push on github

EndyKaufman/simple-spa-application-with-10-steps,EndyKaufman/simple-spa-application-with-10-steps,EndyKaufman/simple-spa-application-with-10-steps,EndyKaufman/simple-spa-application-with-10-steps,EndyKaufman/simple-spa-application-with-10-steps