code: public Bills getBillsBySponsorYear(String candidateId, String year) throws VoteSmartException, VoteSmartErrorException {
  		return api.query("Votes.getBillsBySponsorYear", new ArgMap("candidateId", candidateId, "year", year), Bills.class );
  	}
docs: Returns a list of bills that fit the sponsor's candidateId and year.
  Input: candidateId*, year*
  
  @param candidateId
  @param year
  @return {@link Bills}