Auth flash messages
Auth flash messages

Added information on how to style authentication component flash messages.
ayman-alkom/bootstrap-ui,FriendsOfCake/bootstrap-ui,QueenCityCodeFactory/bootstrap-ui,ayman-alkom/bootstrap-ui,thinkingmedia/bootstrap-ui,FriendsOfCake/bootstrap-ui,QueenCityCodeFactory/bootstrap-ui,thinkingmedia/bootstrap-ui