modiifed comprehend-action-command
merged changes from new-agent-structure comprehend-action-command
emacs temp
adde preferences for operator tie
fixed merge conflict
changed verb-operator map defintion to  parameterize spatial relationship
completed comprehend-action-command
works with pick-up/put-down
fixed interaction problem space to deal with simultaneous push/pop segments
fixed interaction problem space to deal with simultaneous push/pop segments
removed some downloads