Refactored tree out of datastructs; removed trcl_tree
Refactored tree out of datastructs; removed trcl_tree

kgori/treeCl,DessimozLab/treeCl,DessimozLab/treeCl,kgori/treeCl,kgori/treeCl,DessimozLab/treeCl,kgori/treeCl,DessimozLab/treeCl