[research] Bundling lnd with browser extension

[chill117]

Is it possible to bundle the lnd binary with the browser extension so that the end-user does not need to install (and configure) it separately?

[chill117]

Message passing with native apps is possible. So our extension's end users could install an open-source app that provides a nice GUI for running a local lnd instance. Then the extension can use that lnd. See #11