Implement @InteractFunction for somewhat-backwards compatible interacts
Upgrade to zmq 2.2.0
Merge branch 'interactfunctions'
log most recent message first
Don't assume that console exists.

See Ira's note on gh-398: IE 8 doesn't define console until the console is actually opened.
Take care of one more place where console was assumed to exist to fix IE8
require IE9+; we seem to be running into a lot of problems with IE8
Fix bugs in iframe workaround for POST requests
Make the notebook ID optional
Added a few notes of things to do
Merge pull request #399 from ihanson/nb-id

Starting a kernel
Fix merge conflict