added debug of lock&unlock
copy value is working a little
adding stub for update
added MOMOUT_ITEM_ATTRIBUTES and use it
better attribute output
more debug...
more debug in display_value
more debug for display_value...
adding put attr handling...
added update_display_value routine
do call update_display_value
adding more in update_display_value
add of simple values work!
adding more about node display, but incomplete
adding make node,set,tuple from item vector [or slice]