HTML, Markdown and Elm Bidirectional HTTP Server - Editor

This releases marks a stable version of Editor, an HTTP(S) server which enables user to modify webpages visually.
It is suitable for local development only.
Built on Sketch-n-Sketch, It has many page edition features, a side bar for modifying the DOM, integration with the Windows Explorer, with command-line options, and security such as log-in with Google Sign-in.