Update the Cython required version.
Fix nd.array(1, access='rw') construction which wasn't working
Merge pull request #33 from garaud/build_update

Update the Cython required version GH32.
Move ckernel_deferred to be embedded in an nd.array
Implement the python exposure of lift_ckernel_deferred
Fix for libdynd change
Add (failing) test for lifting numpy.ldexp
Fix test to use the __call__ method of the ckernel_deferred
Add function which creates a ckernel_deferred from a python instantiate fn
Change the ckd constructors to return ckd instead of using a param
Change make_assignment_ckernel to accept a ckb_offset
Add funcproto choice to make_assignment_ckernel
Bugfix for py3
Finish simple test of ckernel_deferred_from_pyfunc
Also test a lifted version of ckernel_deferred_from_pyfunc
Add a borrowing from address ability to _lowlevel.CKernelBuilder
Test that ckernel_deferred has a str() value
Add a few more tests validating ckernel_deferred.types property
Release notes for 0.5
Add nd.is_c_contiguous(a) and nd.is_f_contiguous(a)