Adjusts the columns of nodes in the network to produce a layout which is tightly packed.
            The idea is that two adjacent columns can be "merged" if each layer has at most one of
            the two columns "allocated" to a node.
            
            
            
            Syntax
            
            
            
            
            protected virtual void TightPack()
             
        
             
        
            
            
             
            
            
            
            
            
            
            
            
            
            
            
            See Also