Libertem-dectris

Vendor bitshuffle and add `Frame.decompress_into` method, PR https://github.com/LiberTEM/LiberTEM-dectris-rs/pull/10

Bugfix release: Catch frame ID mismatch, PR https://github.com/LiberTEM/LiberTEM-dectris-rs/pull/9

- Added `libertem_dectris.headers` submodule that exports header classes
- Added ways to create `libertem_dectris.Frame` and `libertem_dectris.FrameStack`
objects from Python, mostly useful for testing
- Added binding to random port for the simulator
- Properly parametrize with zmq endpoint URI
- Fix many clippy complaints

Initial release, supports offloading zmq message handling