File name of XML sent and response downloaded from Medidata should be AMK filename.

[zdavatz]

1. Create a prescription.
2. Send it to Medidata.
3. Get the response from Medidata.
4. Save the response from Medidata.
5. Currently the downloaded response file from Medidata does not have a name:
6. 
7. The filename of the downloaded file should be the same as the AMK file.
8. 
9. File ending for the AMK file is .amk
10. File ending should be .txt for the Medidata Response.
11. File ending should be .xml for the XML we send to Medidata.