Merge branch 'master' into develop

Author: felixarntz

readme.txt

@@ -4,7 +4,7 @@ Contributors:      google
 Requires at least: 4.7
 Tested up to:      5.4
 Requires PHP:      5.6
-Stable tag:        1.3.0
+Stable tag:        1.3.1
 License:           Apache License 2.0
 License URI:       https://www.apache.org/licenses/LICENSE-2.0
 Tags:              google, search-console, analytics, adsense, pagespeed-insights, optimize, tag-manager, site-kit