Add Federal Maritime Commission

Adds the [OIG for the Federal Maritime Commission](http://www.fmc.gov/bureaus_offices/office_of_inspector_general.aspx).

It appears that all of the [2009 audits](http://www.fmc.gov/about/fy_2009_oig_audits_evaluations_and_review_reports.aspx) are broken. For now, I've hardcoded to skip them.