Added MLB salaries for 5/16/2014
Added MLB salaries for 5/17/2014
Added error handling to stats calculator.
Added MLB salaries for 5/18/2014
Fixed for issue 41.

This was a copy/paste error of the pitching splits.  I still had a flag
in there that is specific to pitchers that was screwing up data
collection.
Added timing of scrape_yesterdays_lineups()