Binary sensor rfxtrx broken in 0.64.1

[basschipper]

Home Assistant release (hass --version): 0.64.1 (0.63.3 is working)

Python release (python3 --version): Comes with Docker

Component/platform: Binary_sensor/rfxtrx

Description of problem:
Binary sensors are gone after starting HA.

Expected:
They show up ;-)

Problem-relevant configuration.yaml entries and steps to reproduce:

binary_sensor:
  - platform: rfxtrx
    devices:
      0b110001008744e10a000070:
        name: Mailbox
        device_class: opening

Traceback (if applicable):

2018-02-28 11:24:30 ERROR (MainThread) [homeassistant.components.binary_sensor] Error while setting up platform rfxtrx
Traceback (most recent call last):
  File "/usr/src/app/homeassistant/helpers/entity_platform.py", line 84, in async_setup
    SLOW_SETUP_MAX_WAIT, loop=hass.loop)
  File "/usr/local/lib/python3.6/asyncio/tasks.py", line 358, in wait_for
    return fut.result()
  File "/usr/local/lib/python3.6/asyncio/futures.py", line 243, in result
    raise self._exception
  File "/usr/local/lib/python3.6/concurrent/futures/thread.py", line 56, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/usr/src/app/homeassistant/components/binary_sensor/rfxtrx.py", line 58, in setup_platform
    if entity[CONF_DATA_BITS] is not None:
KeyError: 'data_bits'

Additional info:
Not sure yet but maybe something todo with: #12463

[sevenofnine-jni]

I have the same issue. Reported here #12688