TST: add test for missing num_quarters and clean up tests
TST: add test for missing num_quarters and clean up tests

alphaBenj/zipline,quantopian/zipline,enigmampc/catalyst,humdings/zipline,florentchandelier/zipline,Scapogo/zipline,florentchandelier/zipline,Scapogo/zipline,quantopian/zipline,bartosh/zipline,humdings/zipline,bartosh/zipline,enigmampc/catalyst,alphaBenj/zipline