removed cartesisan values from rt Pointer provider, forgot some members

source/RobotAPI/libraries/RobotRTControllers/DataUnits/PlatformDataUnit.h

@@ -78,14 +78,6 @@ namespace armarx
             frontRightVelocity = velocity;
         }
 
-        float* positionX;
-        float* positionY;
-        float* rotation;
-
-        float* velocityX;
-        float* velocityY;
-        float* velocityRotation;
-
         float* frontRightVelocity;
         float* frontLeftVelocity;
         float* rearRightVelocity;