How to cleanup IntelliTraces of WindowsAzure application

When working with IntelliTrace Visual Studio will download required files from Windows Azure related store. These files are in general large and should be cleaned-up regularly. Files are downloaded on demand within Server Explorer as shown at the next picture:

The download location of files is:

C:\Users\youraccountname\AppData\Local\Temp\Downloaded WAT Diagnostics Logs

The picture below shows how much space these just few deployments can take:

You can dele them. If some of them are still in use skip deletion or close VS instance which keeps them open.