removed binding from battles
migration to add scores
added score model, add_win method and it saves
added associations for scores
needed a save, thought of this later
needed a save, thought of this later
updated Rails to save (and return) DateTimes correctly
Added Participants Create and Index Methods

This was needed because I wanted to test out war completion methods that
required two participants in a war with different total scores.
method for wars that process completion on date and scores fully added