I believe that the Softcover typesetting system I'm working on meets all of the criteria you set out. It's currently in private beta; you can sign up for an inv

I believe that the Softcover typesetting system I'm working on meets all of the criteria you set out. It's currently in private beta; you can sign up for an invitation here: http://softcover.io/ http://softcover.io/ Send an email to the address in my profile and I'll fast-track it.