Added ability to search by year.
Added ability to search by year.

Realized searching for all of '2009 American Open', for example,
actually yields no results. The tables weren't set up for this,
need to get clever. For now it's still certainly workable though.

stevejarvis/usa-weightlifting-results,stevejarvis/usa-weightlifting-results,stevejarvis/usa-weightlifting-results