Update README documentation.
Update README documentation.

atomix/atomix,kuujo/copycat,madjam/copycat,tempbottle/copycat,madjam/copycat,arnonmoscona/copycat,quantiply-fork/copycat,atomix/atomix,kuujo/copycat,arnonmoscona/copycat,aruanruan/copycat,tempbottle/copycat,aruanruan/copycat