Added check that dmqmc_estimates%mom_dist%n_k will actually be allocated when deciding on size of dmqmc rep_loop_loc.
Added check that dmqmc_estimates%mom_dist%n_k will actually be allocated when deciding on size of dmqmc rep_loop_loc.

hande-qmc/hande,hande-qmc/hande,hande-qmc/hande,hande-qmc/hande,hande-qmc/hande