Update i18n module doc

docs/modules/I18n.md

@@ -199,19 +199,19 @@ export default (editor, opts = {}) => {
 
     editor.I18n.addMessages({
         en,
-        ...i18n,
+        ...options.i18n,
     });
 }
 ```
 
-The next step would be to compile your locale files into `<rootDir>/locale` directory to make easily accessible by your users. This folder could be ignored in your git repository be should be deployd to the npm registry
+The next step would be to compile your locale files into `<rootDir>/locale` directory to make them easily accessible by your users. This folder could be ignored in your git repository be should be deployd to the npm registry
 
 ::: warning
 Remember that you can skip all these long steps and init your project with [grapesjs-cli](https://github.com/artf/grapesjs-cli). This will create all the necessary folders/files/commands for you (during `init` command this step is flagged `true` by default and we recommend to keep it even in case the i18n is not required in your project)
 :::
 
 
-At the end, your plugin users will be able to import other local files (if they exist) in this way
+At the end, your plugin users will be able to import other locale files (if they exist) in this way
 
 ```js
 import grapesjs from 'grapesjs';