Merge pull request #31 from ashb/patch-1

Ensure that we are sudo includes /etc/sudoers.d

users/sudo.sls

@@ -20,3 +20,4 @@ sudoer-defaults:
         - text:
           - Defaults   env_reset
           - Defaults   secure_path="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
+          - '#includedir /etc/sudoers.d'