Update docs badge in README

Update the URL of the docs badge to include it from inch-ci.org instead of inch-pages.github.io (the former being the successor of the Inch Pages project).
Update docs badge in README

Update the URL of the docs badge to include it from inch-ci.org instead of inch-pages.github.io (the former being the successor of the Inch Pages project).
Merge pull request #2 from rrrene/patch-3

Update docs badge in README
Merge pull request #1 from rrrene/patch-2

Update docs badge in README