Update comments

Author: aviggen

protobuf_definitions/message_formats.proto

@@ -435,10 +435,10 @@ message DvlTransducer {
 // DVL raw velocity data.
 message DvlVelocity {
   NavigationSensorID sensor_id = 1; // Sensor id
-  int32 status = 2; // Status of the DVL. See bit mask in maunal for Nucleus DVL
+  int32 status = 2; // Vendor-specific status of the DVL
   float delta_time = 3; // Time since last velocity measurement (ms)
   float fom = 4; // Figure of merit, a measure of the accuracy of the velocities (m/s)
-  Vector3 velocity = 5; // Velocity in m/s (x forward, y left, z down)
+  Vector3 velocity = 5; // Velocity, x forward, y left, z down (m/s)
   bool is_water_tracking = 6; // Water tracking status
   repeated DvlTransducer transducers = 7; // List of transducers
 }