AC_PosControl: minor formatting fixes

libraries/AC_AttitudeControl/AC_PosControl.h

@@ -422,13 +422,13 @@ protected:
     float       _yaw_rate_target;       // desired yaw rate in centi-degrees per second calculated by position controller
 
     // position controller internal variables
-    Vector3f    _pos_target;            // target location in cm from home
+    Vector3f    _pos_target;            // target location in NEU cm from home
-    Vector3f    _vel_desired;           // desired velocity in cm/s
+    Vector3f    _vel_desired;           // desired velocity in NEU cm/s
-    Vector3f    _vel_target;            // velocity target in cm/s calculated by pos_to_rate step
+    Vector3f    _vel_target;            // velocity target in NEU cm/s calculated by pos_to_rate step
     Vector3f    _vel_error;             // error between desired and actual acceleration in cm/s
-    Vector3f    _accel_desired;         // desired acceleration in cm/s/s (feed forward)
+    Vector3f    _accel_desired;         // desired acceleration in NEU cm/s/s (feed forward)
-    Vector3f    _accel_target;          // acceleration target in cm/s/s
+    Vector3f    _accel_target;          // acceleration target in NEU cm/s/s
-    Vector3f    _accel_error;           // acceleration error in cm/s/s
+    Vector3f    _accel_error;           // acceleration error in NEU cm/s/s
     Vector2f    _vehicle_horiz_vel;     // velocity to use if _flags.vehicle_horiz_vel_override is set
     LowPassFilterFloat _vel_error_filter;   // low-pass-filter on z-axis velocity error