Function pamoja_kalman_free 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn pamoja_kalman_free(kalman: *mut PamojaKalman)

Releases a Kalman filter handle.

Passing null is a no-op.

Safety

kalman must be a handle from pamoja_kalman_new that has not already been freed, or null. After this call it must not be used again.