fix image rename warnings and consolidate files

Author: sdwheeler

articles/cloud-shell/features.md

@@ -200,9 +200,9 @@ Other
 [23]: https://docs.chef.io/
 [24]: https://developer.hashicorp.com/packer/docs
 [25]: https://www.terraform.io/docs/providers/azurerm/
-[26]: media/features-powershell/azure-drive.png
-[27]: media/features-powershell/exchangeonline.png
-[28]: media/features-powershell/exchangeonlinecmdlets.png
+[26]: media/features/azure-drive.png
+[27]: media/features/exchangeonline.png
+[28]: media/features/exchangeonlinecmdlets.png
 [29]: persisting-shell-storage.md
 [30]: quickstart-powershell.md
 [31]: quickstart.md

…edia/features-powershell/azure-drive.png …oud-shell/media/features/azure-drive.pngarticles/cloud-shell/media/features-powershell/azure-drive.png renamed to articles/cloud-shell/media/features/azure-drive.png articles/cloud-shell/media/features-powershell/azure-drive.png renamed to articles/cloud-shell/media/features/azure-drive.png

@@ -229,14 +229,14 @@ file storage GUI when you refresh the blade.
 
 ### Download files
 
-![Screenshot listing local files in the Azure portal](./media/persisting-shell-storage/download.png)
+![Screenshot listing local files in the Azure portal][13]
 1. In the Azure portal, go to the mounted file share.
 2. Select the target file.
 3. Select the **Download** button.
 
 ### Upload files
 
-![Screenshot showing how to upload files in the Azure portal](./media/persisting-shell-storage/upload.png)
+![Screenshot showing how to upload files in the Azure portal][14]
 1. Go to your mounted file share.
 2. Select the **Upload** button.
 3. Select the file or files that you want to upload.
@@ -250,7 +250,7 @@ You should now see the files that are accessible in your `clouddrive` directory
 
 ## Next steps
 
-- [Cloud Shell Quickstart][13]
+- [Cloud Shell Quickstart][15]
 - [Learn about Microsoft Azure Files storage][05]
 - [Learn about storage tags][02]
 
@@ -260,11 +260,13 @@ You should now see the files that are accessible in your `clouddrive` directory
 [03]: ../governance/policy/samples/index.md
 [04]: ../storage/common/storage-redundancy.md
 [05]: ../storage/files/storage-files-introduction.md
-[06]: media/persisting-shell-storage-powershell/dismount-clouddrive.png
-[07]: media/persisting-shell-storage-powershell/get-clouddrive.png
+[06]: media/persisting-shell-storage/dismount-clouddrive.png
+[07]: media/persisting-shell-storage/get-clouddrive.png
 [08]: media/persisting-shell-storage/advanced-storage.png
 [09]: media/persisting-shell-storage/basic-storage.png
 [10]: media/persisting-shell-storage/clouddrive-h.png
 [11]: media/persisting-shell-storage/mount-h.png
 [12]: media/persisting-shell-storage/unmount-h.png
-[13]: quickstart.md
+[13]: media/persisting-shell-storage/download.png
+[14]: media/persisting-shell-storage/upload.png
+[15]: quickstart.md