ESPN: 0 / null check on team win percentage.
ESPN: make player objects per sport and setup default values for null stats from upstream.
ESPN: there was bound to be a typo... what's a Hocker player\?\!
ESPN: started playing with a hack to figure out if stats were even useful then bailed because distraction.
ESPN: modification of referenced parameter referencing global bothering me.  so made slight change to process returning the result.  considered just calling that void :)
abort espn_process_stats when none supplied by the api
gracefull handle missing basketball stats from espn
handle missing hockey/baseball stats from espn
Merge pull request #293 from duckduckgo/caine/espn-fixes

ESPN fixes for stats.