Merge pull request #413 from cppalliance/edit_url

Use edit_url instead of branch

Author: mborland

doc/int128-playbook.yml

@@ -5,7 +5,7 @@ content:
   sources:
     - url: ..
       start_path: doc
-      branches: develop
+      edit_url: 'https://github.com/cppalliance/int128/edit/develop/{path}'
 output:
   dir: html
 ui: