minor updates for datatypes
minor updates for datatypes


Former-commit-id: 81a5e2ce695e0ce77656b4a0613c8bde6f225950
Former-commit-id: a3d0b5d8a70c08134f73e8e17e869b6d31c0a3d7 [formerly 5b9086f60bcb77d0342f3a7fd68bc887ed1cf09c]
Former-commit-id: ed4be8929b9cf7e7de514d5ab299433b8fc1fe78
interrogator/corpkit,interrogator/corpkit