Before starting to work on events and rendering
Screens/Plates added
chGrp behaviour partly fixed
Finding all objects that need updating mostly working
Fixed some small theme breakages
chgrp working properly (as far as possible as server is broken)
Upgraded jquery-ui tooltip library (now built-in)

It is illegal to have html inside a title attribute which the old
version relied upon. Now using html data attributes.
Updating of duplicates updated to use locate plugin