adding eventsource polyfill and listening to stuff
setup notifier model. #24
new IdeaThreads and Ideas can be added via SSE. see #24
adding/changing of votes auto-updates and resorts from sse.

Doesn't handle destroying votes yet. see #24
fix missing user_id"
"
render on SSE, not restful response. #24
Merge branch 'master' into live-stream-24-rb
fix displayName helper if no profile
simplify vote creation. rely on sse
remove ideas on SSE destroy. see #24
remove idea_threads view SSE delete. closes #24
cleanup
Merge pull request #34 from cremalab/live-stream-24-rb

Live Updates from SSEs