exactly as it was!

src/beast/evolution/tree/RandomTree.java

@@ -48,7 +48,7 @@
 @Description("This class provides the basic engine for coalescent simulation of a given demographic model over a given time period. ")
 public class RandomTree extends Tree implements StateNodeInitialiser {
     public Input<Alignment> taxaInput = new Input<Alignment>("taxa", "set of taxa to initialise tree specified by alignment");
-    public Input<TaxonSet> m_taxonset = new Input<TaxonSet>("taxonset","set of taxa to initialise tree with specified by a taxonset", Validate.REQUIRED);
+    //public Input<TaxonSet> m_taxonset = new Input<TaxonSet>("taxonset","set of taxa to initialise tree with specified by a taxonset", Validate.XOR, m_taxa);
     public Input<PopulationFunction> populationFunctionInput = new Input<PopulationFunction>("populationModel", "population function for generating coalescent???", Validate.REQUIRED);
     public Input<List<MRCAPrior>> calibrationsInput = new Input<List<MRCAPrior>>("constraint", "specifies (monophyletic or height distribution) constraints on internal nodes", new ArrayList<MRCAPrior>());
     public Input<Double> rootHeightInput = new Input<Double>("rootHeight", "If specified the tree will be scaled to match the root height, if constraints allow this");