message: SWIG: Move from include->import
  Do no expose _upm.i in the wrapper code.  Also updated syntax to use a
  relative path to _upm.i.
diff: %module javaupm_interfaces
  +%import "../_upm.i"
  +
  %include javaupm_iModuleStatus.i
  %include javaupm_iADC.i
  %include javaupm_iCO2Sensor.i
  %include javaupm_iPressureSensor.i
  %include javaupm_iTemperatureSensor.i
  -%include _upm.i
  JAVA_JNI_LOADLIBRARY(javaupm_interfaces)
  