Add description of recommended settings for VS Code (#4054)

docs/learning-powershell/using-vscode.md

@@ -53,7 +53,7 @@ To exit Visual Studio Code, **File->Exit**.
 
 If you wish to use a specific installation of PowerShell with Visual Studio Code, you will need to add a new variable to your user settings file.
 
-1. Click **File -> Preferences -> User Settings**
+1. Click **File -> Preferences -> Settings**
 2. Two editor panes will appear.
    In the right-most pane (`settings.json`), insert the setting below appropriate for your OS somewhere between the two curly brackets (`{` and `}`) and replace *<version>* with the installed PowerShell version:
 
@@ -71,6 +71,22 @@ If you wish to use a specific installation of PowerShell with Visual Studio Code
 3. Replace the setting with the path to the desired PowerShell executable
 4. Save the settings file and restart Visual Studio Code
 
+#### Configuration settings for Visual Studio Code
+
+By using the steps in the previous paragraph you can add configuration settings in `settings.json`.
+
+We recommend the following configuration settings for Visual Studio Code:
+
+```json
+{
+    "csharp.suppressDotnetRestoreNotification": true,
+    "editor.renderWhitespace": "all",
+    "editor.renderControlCharacters": true,
+    "omnisharp.projectLoadTimeout": 120,
+    "files.trimTrailingWhitespace": true
+}
+```
+
 Debugging with Visual Studio Code
 ----
 ### No-workspace debugging