Deleted backup file. (#97)
Implemented mechanism for putting PDUs to sleep forcibly. (#97)
Deleted measurements player for now. (#97)
Base test case that runs a PDU topology, pumps some messages into the queues and waits for it to finish. (#97)
Added PDU that echoes the messages from the input queue to the output queue. (#97)
Removing forgotten print. (#97)
Added test case for the pipeline test case. (#97)
Added empty implementation for measurements player. (#97)
Added dummy PDU for testing the pipeline test. (#97)
Added dummy measurements player that plays bck some harcoded measurements. (#97)
Added test case for the new stop PDU feature. (#97)
More core package exports. (#97)