Send change events for all idea ancestors when Extracts are linked/unlinked to ideas
#1118 if the user isn't loggedin, s/he can't mark a message as read
send num_posts in changes
can print unflushed objects
Fixing annotation and segments relation problems.
Making a 'connecting' message for the socket
Giving visual feedback to segment once it is selected in the messagelist
Fixing highlight feature
Fixing blank titles in segments
Adding event listeners to messageList related to segmentList
fixing small typos in get('id')
send nulls as appropriate. Also rename extract->post link
Fixing boxShadow for ideaPanel
Disable normal security for testing.
Also encapsulate row deletion in a separate transaction.
tests with fixtures. They now run one at a time...
Remove the allMessages collection.  messages is now all messages, and the view filters on it.  Fix message threading in frontend on sparse messages
graph view, 1st take
reverse connection
graph refinements
first styling