log bits of caller and a hashcode of caller, we'll probably want to take out logging caller as it may be slow

Conflicts:
	public/javascripts/web-socket-receiver.js

fixed the problem where notifications are not keeping track of the target id as well as making notifications for a mention be destroyed when a post is

add shadow/transparency to autocompletion.  removed a hide()/show() from publisher hide and show functions.

This reverts commit dc760f95.