port the old example code protocols to metastream

[SuddenDevelopment]

port pusher, pubnub, socket.io (new socket.io not wikimedias version), sockjs to metastream format

[rosettesor]

pusher and pubnub are on branch 'ft-rosette'

i ran into some issues with socket.io and sockjs that i'll need to clarify. plan on getting back into this on sunday 6/11. will touch base by/before then.