Add a game lookup-by-id function for the url dispatcher
Add GamePlayer accessor for game page view function
Add date format for game page

In principal, since we might want to make the upcoming page and
individual game pages look significantly different from on another,
these should be separate variables. As to why they are slightly
different now, well, that's how I drew them up on paper. I can
always change it if I think the inconsistency looks weird instead
of suited to the particular page.
Deal with missing information
Fix a stupid mistake
Need to actually render the page
Fix tag name