User busts if nothing can be scored
User can play self again if busts
Refactor - moved default game state to new with defaults method
Style changes - better margins for listed rules, nav links
Removed method first roll
Whitespace
Source for dice symbols added to README
Get rid of escape char by using double quotes
set new seed in after for games spec
Added user object creation method and capybara login method
Removed duplication and unnecessary tests