New or previously undocumented features
Preprocessor
Dynare functions
HomoTopy (using homotopy type methods to compute the steady state)
MonteCarloOptimization (using a Metropolis Hastings to get an estimate of the posterior mode and a good covariance matrix for the jumping distribution)
[:PosteriorVariance:Matrix of variance-covariance of estimated parameters]
ConditionalForecast (how to condition the future path of a subset of endogenous variables).