Add collection consistency configuration documentation.
Add collection consistency configuration documentation.

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