added test that configureMCMC avoids assigning conj sampler when truncated dists used
added test that
configureMCMC avoids assigning conj sampler
when truncated dists used

nxdao2000/nimble,nimble-dev/nimble,nimble-dev/nimble,nxdao2000/nimble,nxdao2000/nimble,NLMichaud/nimble,NLMichaud/nimble,nimble-dev/nimble,nimble-dev/nimble,NLMichaud/nimble,nxdao2000/nimble,NLMichaud/nimble,nimble-dev/nimble