get_all_nodes, get_nodes_by_node_type, remove_children methods added
get_all_nodes, get_nodes_by_node_type, remove_children methods added

Ensembl/ensembl-webcode,Ensembl/ensembl-webcode,Ensembl/ensembl-webcode,Ensembl/ensembl-webcode,Ensembl/ensembl-webcode