hide unnecessary rlecuyer warnings on double init()
hide unnecessary rlecuyer warnings on double init()

RBigData/pbdMPI,wrathematics/pbdMPI,RBigData/pbdMPI,RBigData/pbdMPI,wrathematics/pbdMPI,snoweye/pbdMPI,wrathematics/pbdMPI,wrathematics/pbdMPI,snoweye/pbdMPI,snoweye/pbdMPI