Standardize Bullet and Links in readme

switched to using only ‘*’ for bullets.
created hotlinks
I think this should stay as `email`.  Most every style guide now says don't use the hyphen.  See [1](http://www.huffingtonpost.com/2011/03/18/ap-removes-hyphen-from-em_n_837833.html) [2](http://newsfeed.time.com/2013/10/30/from-e-mail-to-email-dropping-hyphens-like-theyre-hot/)