download the template

unzip it

move to your git folder

open github client and add local repo

click on create repo

click on publish your repo

your repo is now published

open the gitbook editor

in the menu select import

now you can edit the book using the editor

if you want to upload it on gitbook go to gitbook.com and click on +New

select Github from the Lists

#Select your repo

now your book is published on gitbook