More minor updates to readme
More minor updates to readme

makenoisewacamayo/ddd_sample_app_ruby,paulrayner/ddd_sample_app_ruby,makenoisewacamayo/ddd_sample_app_ruby,jbpadgett/ddd_sample_app_ruby,jbpadgett/ddd_sample_app_ruby,makenoisewacamayo/ddd_sample_app_ruby,paulrayner/ddd_sample_app_ruby,jbpadgett/ddd_sample_app_ruby