exclude tombstones from semantic map
For better or worse, HTML is now stripped from message previews.  Fixes https://app.asana.com/0/1662112684511/12597070169369
Fix commit 5aea309f51dd73f2f3dd5f9df5f01ab82caaf89c (deleted file was still referenced)
Don't display any annotator form when highlighting in a message if the user doesn't have permission to add extracts
use qualified schema name in metadata
Proof of concept for new message view
vote widget: use previous user vote as default
Update build system for testing virtuoso7 on jenkins
fabfile:  install virtuoso earlier, assembl-ini-files in app_setup needs it to exist
Make virtuoso build not care if what we specify is a branch, tag or commit
Merge branch 'develop' of github.com:ImaginationForPeople/assembl into marionette

Conflicts:
	assembl/static/js/app/views/message.js
	assembl/static/js/app/views/messageList.js
	fabfile.py
Fix clicking on number of unread messages not giving the correct filter