version_added is required for new modules/options

docsite/rst/developing_modules.rst

@@ -644,7 +644,7 @@ The following  checklist items are important guidelines for people who want to c
     * Documenting `default` is not needed for `required: true`.
     * Remove unnecessary doc like `aliases: []` or `choices: []`.
     * Do not create choices that can be confused for booleans.  choices: ['no', 'verify', 'always], 'no' will be seen as a boolean, check basic.py for BOOLEANS_* constants to see the full lists. If your option IS a boolean, just use `type=bool`, there is no need to populate 'choices'.
-    * The version is not a float number and value the current development version.
+    * For new modules or options in a module add version_added. The version match the value the current development version, it is a string, not a float, so quote it.
     * Verify that arguments in doc and module spec dict are identical.
     * For password / secret arguments no_log=True should be set.
     * Requirements should be documented, using the `requirements=[]` field.