Clean up README documentation.
Clean up README documentation.

aruanruan/copycat,atomix/atomix,kuujo/copycat,madjam/copycat,arnonmoscona/copycat,arnonmoscona/copycat,aruanruan/copycat,kuujo/copycat,atomix/atomix,madjam/copycat,tempbottle/copycat,tempbottle/copycat