Linking local Gitbook online
Why?
It allows you to host your book on Gitbook and once connected, you can use the Gitbook editor
Push your book onto Github
Log into Gitbook and follow steps to install onto repositories in Github you will be using it with
Create new book
Go to the book's settings, and to GitHub section. Select the repository with your book, then force sync using Github content
You can select Gitbook builder version and which repository branch to build on in Publication under settings
Your book should be online, now you can edit with gitbook editor!