_pyccn.put() didn't account for situation when passed object didn't have ccn_data field
_pyccn.put() didn't account for situation when passed object didn't have ccn_data field

cawka/packaging-PyNDN-dev,cawka/packaging-PyNDN-dev,cawka/packaging-PyNDN-dev,cawka/packaging-PyNDN,cawka/packaging-PyNDN,cawka/packaging-PyNDN-dev,cawka/packaging-PyNDN,cawka/packaging-PyNDN