made default -1 (one less than last) and att is NORMAL (earlier REVERSE)
earlier ignoring passed in color pair and att, now we are respecting it
added tree, so that a hash can be displayed in a messagebox as a tree
setting graphic if not set
added treedialog for displaying a tree, and get_text for getting multiple lines from user
added options for viewing properties as tree or text
clean
added view_properties and view_properties_as_tree
doc
fixed some bugs (color passed was getting neglected, or not calculated)
some cleanup. moved some bindings to app_bindings
updated changes
updated
removed dead lines
updated readme