Merge branch '3.x' into issue4848

Author: danielrentz

.github/CONTRIBUTING.md

@@ -11,8 +11,8 @@ To start you need:
 3.  Do the changes.
 4.  Add/Update Test (if possible)
 5.  Update documentation
-6.  Run `npm run def` if you changed the type definitions
-7.  Run `npm run docs` if you changed the documentation
+6.  Run `npm run def` to generate types
+7.  Run `npm run docs` if you change the documentation
 8.  Commit and Push to your fork
 9.  Make Pull Request