changed default of MCMCsuite to default NIMBLE MCMC
changed default of MCMCsuite to default NIMBLE MCMC

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