Clean up some whitespace.
Update 2012 benchmark.
Add to city,province,country stoplists.
Produce benchmark output sorted by entity name.
Take last tagged entity for arg1, first for rel/arg2.
Require fills in arg2 to start within first 4 tokens.
Merge pull request #81 from rbart/fixfills

Require fills from arg2 start in first 4 tokens, and take last named entity mention for fills from arg1.