drag-drop@2
browserify@6
upload file box
whoops
bump deps
expose `client` to debug
fix deps
bump stylus
show debug logs
remove concat-stream

Not sure why I needed to do this, but with concat-stream there was an
odd circular dependency bug in the browserify bundle
Merge branch 'file-upload' of github.com:substack/instant.io into substack-file-upload

Conflicts:
	package.json
input[name=upload]
use typedarray-to-buffer