TST: Use futures cal in resample suite.
TST: Use futures cal in resample suite.

Instead of CME, use the futures cal, which should now be the standard
calendar throughout; though some tests remain to be ported.

magne-max/zipline-ja,quantopian/zipline,enigmampc/catalyst,humdings/zipline,alphaBenj/zipline,quantopian/zipline,humdings/zipline,florentchandelier/zipline,Scapogo/zipline,enigmampc/catalyst,magne-max/zipline-ja,bartosh/zipline,florentchandelier/zipline,Scapogo/zipline,alphaBenj/zipline,bartosh/zipline