Update Toolbar / main README links

Author: Seth Lemmons

16-buttons/README.md

@@ -11,7 +11,6 @@ The following examples show how you can create the same features associated with
 
 ### Related Blog Article
 
-*COMING SOON*
 [Ext JS to React: Button](https://moduscreate.com/blog/ext-js-react-button/)
 
 

17-toolbar/README.md

@@ -11,7 +11,6 @@ The following examples show how to use React to create toolbars like those used
 
 ### Related Blog Article
 
-*COMING SOON*
-
+[Ext JS to React: Toolbar](https://moduscreate.com/blog/ext-js-react-toolbar/)
 
 

README.md

@@ -27,7 +27,7 @@ Below is an overview of the topics covered in the series (links will be updated
  - [Layouts](https://moduscreate.com/blog/ext-js-react-layouts/) *([code](./15-layouts))*
  - [Button](https://moduscreate.com/blog/ext-js-react-button/) *([code](./16-buttons))*
  - *Containers*
-   - Toolbar
+   - [Toolbar](https://moduscreate.com/blog/ext-js-react-toolbar/) *([code](./17-toolbar))*
    - Panel
    - Tab Panel
    - Carousel