Minor fix in matfaust.faust_fact().

Arguments weren't passed correctly and return result neither.

wrapper/matlab/+matfaust/faust_fact.m

@@ -4,5 +4,6 @@
 %> <p>@b See @b also FaustFactory.fact_hierarchical
 %====================================
 function varargout = faust_fact(varargin)
-	varargout = matfaust.FaustFactory.fact_hierarchical(varargin)
+	[F, lambda, p] = matfaust.FaustFactory.fact_hierarchical(varargin{:});
+	varargout = {F, lambda, p};
 end