Fix small issues.

Author: robinsh

articles/iot-hub/iot-hub-csharp-csharp-device-management-get-started.md

@@ -132,18 +132,18 @@ In this section, you do the following:
 
 4. Add the following `using` statements at the top of the **Program.cs** file:
 
-   ```csharp
-        using Microsoft.Azure.Devices.Client;
-        using Microsoft.Azure.Devices.Shared;
-   ```
+    ```csharp
+    using Microsoft.Azure.Devices.Client;
+    using Microsoft.Azure.Devices.Shared;
+    ```
 
 5. Add the following fields to the **Program** class. Replace the placeholder value with the device connection string that you noted in the previous section.
 
-   ```csharp
-        static string DeviceConnectionString = 
-          "HostName=<yourIotHubName>.azure-devices.net;DeviceId=<yourIotDeviceName>;SharedAccessKey=<yourIotDeviceAccessKey>";
-        static DeviceClient Client = null;
-   ```
+    ```csharp
+    static string DeviceConnectionString = 
+      "HostName=<yourIotHubName>.azure-devices.net;DeviceId=<yourIotDeviceName>;SharedAccessKey=<yourIotDeviceAccessKey>";
+    static DeviceClient Client = null;
+    ```
 6. Add the following to implement the direct method on the device:
 
    ```csharp

articles/iot-hub/iot-hub-csharp-csharp-file-upload.md

@@ -132,12 +132,13 @@ In this section, you write a .NET console app that receives file upload notifica
             if (fileUploadNotification == null) continue;
 
             Console.ForegroundColor = ConsoleColor.Yellow;
-            Console.WriteLine("Received file upload noticiation: {0}", string.Join(", ", fileUploadNotification.BlobName));
+            Console.WriteLine("Received file upload notification: {0}", 
+              string.Join(", ", fileUploadNotification.BlobName));
             Console.ResetColor();
 
             await notificationReceiver.CompleteAsync(fileUploadNotification);
         }
-    }
+    }   
     ```
 
     Note this receive pattern is the same one used to receive cloud-to-device messages from the device app.

articles/iot-hub/iot-hub-csharp-csharp-module-twin-getstarted.md

@@ -43,15 +43,15 @@ In this section, you create a .NET console app on your simulated device that upd
 
 1. **Create a Visual Studio project:** In Visual Studio, add a Visual C# Windows Classic Desktop project to the existing solution by using the **Console App (.NET Framework)** project template. Make sure the .NET Framework version is 4.6.1 or later. Name the project **UpdateModuleTwinReportedProperties**.
 
-    ![Create a visual studio project](./media\iot-hub-csharp-csharp-module-twin-getstarted/update-twins-csharp1.JPG)
+    ![Create a visual studio project](./media/iot-hub-csharp-csharp-module-twin-getstarted/update-twins-csharp1.JPG)
 
 2. **Install the latest Azure IoT Hub .NET device SDK:** Module identity and module twin is in public preview. It's only availble in the IoT Hub prerelease device SDKs. In Visual Studio, open tools > Nuget package manager > manage Nuget packages for solution. Search Microsoft.Azure.Devices.Client. Make sure you've checked include prerelease check box. Select the latest version and install. Now you have access to all the module features. 
 
-    ![Install Azure IoT Hub .NET service SDK V1.16.0-preview-005](./media\iot-hub-csharp-csharp-module-twin-getstarted/install-sdk.png)
+    ![Install Azure IoT Hub .NET service SDK V1.16.0-preview-005](./media/iot-hub-csharp-csharp-module-twin-getstarted/install-sdk.png)
 
 3. **Get your module connection string** -- now if you login to [Azure portal](https://portal.azure.com/). Navigate to your IoT Hub and click IoT Devices. Find myFirstDevice, open it and you see myFirstModule was successfuly created. Copy the module connection string. It is needed in the next step.
 
-    ![Azure portal module detail](./media\iot-hub-csharp-csharp-module-twin-getstarted/module-detail.JPG)
+    ![Azure portal module detail](./media/iot-hub-csharp-csharp-module-twin-getstarted/module-detail.JPG)
 
 4. **Create UpdateModuleTwinReportedProperties console app**