Fix pure Python struct test in Py<3.6 where keyword dicts are unordered. This means that cython.struct(x=int, y=float) has a non-deterministic order.
Fix pure Python struct test in Py<3.6 where keyword dicts are unordered. This means that cython.struct(x=int, y=float) has a non-deterministic order.

cython/cython,scoder/cython,da-woods/cython,scoder/cython,scoder/cython,scoder/cython,cython/cython,cython/cython,da-woods/cython,da-woods/cython,da-woods/cython,cython/cython