Add UDP functionality to _sp_passiveVideo task (issue #28)

Author: k1o0

iblrig_custom_tasks/_sp_passiveVideo/task.py

@@ -15,7 +15,7 @@
 from pybpodapi.protocol import Bpod
 
 import iblrig.misc
-from iblrig.base_tasks import BpodMixin
+from iblrig.base_tasks import BpodMixin, NetworkSession
 
 _logger = logging.getLogger(f'iblrig.{__name__}')
 
@@ -154,7 +154,7 @@ def get_media_length(self):
                 return length / 1e3
 
 
-class Session(BpodMixin):
+class Session(BpodMixin, NetworkSession):
     """Play a single video."""
 
     protocol_name = '_sp_passiveVideo'