Orbtestmedium

OrbTestMedium (UORB message)

source file

```c uint64 timestamp # time since system start (microseconds)

int32 val

uint8[64] junk

uint8 ORB_QUEUE_LENGTH = 16

TOPICS orb_test_medium orb_test_medium_multi orb_test_medium_wrap_around orb_test_medium_queue orb_test_medium_queue_poll

```