This setting also affects how files are stored locally for _CDN_ and _Backup_ modes. It's not solely tied to the Google Cloud Storage. As such, I think a couple minor changes are needed... - [x] rename setting label from _Bucket Folder_ to _Folder_  - [x] move the _Folder_ setting within the _File URL_ settings group, just below the _Preview_ setting. 
This setting also affects how files are stored locally for CDN and Backup modes. It's not solely tied to the Google Cloud Storage.
As such, I think a couple minor changes are needed...