Updates for session 1 (#64)

* Update 1. Create BackEnd API project.md

* Update 1. Create BackEnd API project.md

Author: natemcmaster

docs/1. Create BackEnd API project.md

@@ -136,6 +136,11 @@ First, open the `Controllers` controller and take a quick look at the `ValuesCon
    ![](images/scaffold-api-controller.png)
 
 ### Using the cmd line
+1. Install the "Microsoft.VisualStudio.Web.CodeGeneration.Design" package
+```
+dotnet add package Microsoft.VisualStudio.Web.CodeGeneration.Design --version 2.2.0
+```
+
 1. Install the `aspnet-codegenerator` global tool by running the following command:
 
 ```
@@ -193,6 +198,13 @@ Additional information on using Swashbuckle in ASP.NET Core is available in this
 1. In the *Speakers* section, click on the *GET* button. You'll see there are not speakers returned. Let's add one!
 1. In the *Speakers* section, click on the *POST* button. Referencing the example on the right, fill in a speaker request. Leave the `ID` blank, that will be filled in by the database.
     ![](images/swagger-create-speaker.png)
+    ```json
+    {
+      "name": "Tyrion Lannister",
+      "bio": "Drinks and knows things",
+      "webSite": "http://giphy.com/search/tyrion-lannister"
+    }
+    ```
 1. When you click the *Try it out!* button, you should see a success response from the server. Now, clicking the *GET* button above should show your newly added speaker.
     ![](images/swagger-create-results.png)