Before move:
  Processing:
    - SignalProcessor (PartDefinition)
    - DataLogger (PartDefinition)
  Sensing:
    - TemperatureSensor (PartDefinition)
    - PressureSensor (PartDefinition)
    - processor (PartUsage)

After move:
  Processing:
    - SignalProcessor (PartDefinition)
    - DataLogger (PartDefinition)
    - processor (PartUsage)
  Sensing:
    - TemperatureSensor (PartDefinition)
    - PressureSensor (PartDefinition)

Updated model:
package SensorSystem {
    package Processing {
        part def SignalProcessor;
        part def DataLogger;
        part processor : Processing::SignalProcessor;
    } // package Processing

    package Sensing {
        part def TemperatureSensor;
        part def PressureSensor;
    } // package Sensing
} // package SensorSystem

