Update travis config to point to Cython at d2c743a021027225475b452e39e1dfd8b5fb699a.
Update travis config to point to Cython at d2c743a021027225475b452e39e1dfd8b5fb699a.
cython-testbed/pandas,cython-testbed/pandas,cython-testbed/pandas,cython-testbed/pandas,cython-testbed/pandas