Adds pruning in k_order_simul

matlab/k_order_pert.m

matlab/simult_.m

mex/build/libkordersim.am

mex/sources/folded_to_unfolded_dr/mexFunction.f08

mex/sources/k_order_mean/mexFunction.f08

mex/sources/k_order_perturbation/k_order_perturbation.cc

mex/sources/k_order_simul/mexFunction.f08

mex/sources/k_order_welfare/k_order_welfare.cc

mex/sources/libkorder/kord/approximation.cc

mex/sources/libkorder/kord/approximation.hh

mex/sources/libkorder/kord/decision_rule.hh

mex/sources/libkordersim/partitions.f08

mex/sources/libkordersim/simulation.f08

mex/sources/libkordersim/tensors.f08

..._state_space_iterations/local_state_space_iteration_k.f08

tests/k_order_perturbation/fs2000_k_order_simul.mod

tests/particle/first_spec_MCMC.mod