lock ui during write requests
fix broken accountpolling via socketio
add search filter
filter while typing
add more sorting options, hide search by default
don't order case sensitive anymore
Merge pull request #17 from silsha/sorting

Sorting
Merge branch 'uilock'

Conflicts:
	static/index.html
Merge branch 'master' into rethinkdb

Conflicts:
	server.js
very sketchy getAllUsersAsync implementation