share/commands/generate-tree-graph: bug fixed: local variable st -> ts; show title and full information except hash list
share/commands/generate-tree-graph: done_list -> node_lsit; add child node first when traversing; info text: parent -> parents; new line after comment; error check for recursal
share/commands/traverse-all-parents: rename to traverse-tree; parent_list > node_list; traverse_parents -> traverse_tree; remove redundant space; add child node first when traversing; include the node itself in output, not just ancestors; error check for recursal