yeomanize chrome extension

+ other code, style, & structural improvements
Merge branch 'master' of https://github.com/UWNetworksLab/UProxy

* 'master' of https://github.com/UWNetworksLab/UProxy:
  clean up chrome oauth setup a bit
  Add Firefox extension boilerplate.
  initial version of completed, untested socks proxy with tcp-server2

Conflicts:
	chrome/extension/app/scripts/plumbing.js
	chrome/extension/app/submodules/oauth2
	chrome/extension/app/submodules/uproxy-common