Adding Dockerfile-ppc64le.calico_test.
Adding Dockerfile-ppc64le.calico_test.

Usage:
docker build -f Dockerfile-ppc64le.calico_test -t calico/test-ppc64le:latest .

Signed-off-by: David Wilder <c99dc2f4f8d2e2b13883c936de59f520004971aa@us.ibm.com>

projectcalico/libcalico