Reloads all unpacked extensions on socket event
Reloads all unpacked extensions on receive socket event file.change from http://localhost:8890
Extension tries to connect to socket.io server on http://localhost:8890 and waits for file.change event to flow in. When an event is incoming, the extension get all extensions in development mode and reload them one by one.
An example on how to send file change events to the extension can be found here: robin-drexler/chrome-extension-auto-reload-watcher