Add notes about apps avaiable via repl_example()

dev/dev.Rmd

 ## Shiny comes for free!
 
 * `r github_sha_link("739d5945010d5e46ab3f9847fd412beb0766805d")`
+* Start from: `repl_example("frappe-chart-starter")`
+* Basics: `repl_example("frappe-chart-basic")`
 
 Create a basic Shiny app with
 
    
 `r github_sha_link("5da4b68b5f60d8e6ee17cc8c4a009121539a2653")`
 
-Demo with `app.R`
+Demo with `app.R` by just running the 
+`repl_example("frappe-chart-basic")` app again 
+and using the dev console to show
+that the update method is working.
 
 ```js
 let el = document.getElementById('chart')
 
 `r github_sha_link("0b4f7ea16f378ec5a53d81260c8f9056fabbcaba")`
     
-Attach the event listener during `renderValue()` and watch for the `data-select` event.
+Attach the event listener during `renderValue()` 
+and watch for the `data-select` event.
 Use the `el.id` to create a new id, like `el.id + '_selected'`.
 Send back `index` and `values` from the event.
 
 
 `r github_sha_link("e7fe0e1d87977823e6a040434b33e6d5cdf8eac1")`
 
-You would probably want to do some work for the user and return more meaningful values.
+You would probably want to do some work for the user 
+and return more meaningful values.
 We'll probably just copy and paste this during the workshop, 
 but here's a potential method.
 
   )
 }
 ```
+
+Final result: `repl_example("frappe-chart-full")`

dev/dev.md

 ## Shiny comes for free\!
 
   - [changelog: 739d59](https://github.com/gadenbuie/js4shiny-frappeCharts/commit/739d5945010d5e46ab3f9847fd412beb0766805d)
+  - Start from: `repl_example("frappe-chart-starter")`
+  - Basics: `repl_example("frappe-chart-basic")`
 
 Create a basic Shiny app with
 
 
 [changelog: 5da4b6](https://github.com/gadenbuie/js4shiny-frappeCharts/commit/5da4b68b5f60d8e6ee17cc8c4a009121539a2653)
 
-Demo with `app.R`
+Demo with `app.R` by just running the
+`repl_example("frappe-chart-basic")` app again and using the dev console
+to show that the update method is working.
 
 ``` js
 let el = document.getElementById('chart')
   )
 }
 ```
+
+Final result: `repl_example("frappe-chart-full")`