Integration test check download without saving file locally
Integration test check download without saving file locally

Use Guzzle stream mode to download the contents instead of using a
temporary local file.

owncloud/core,sharidas/core,pollopolea/core,pollopolea/core,pollopolea/core,pollopolea/core,pollopolea/core,IljaN/core,sharidas/core,sharidas/core,phil-davis/core,owncloud/core,owncloud/core,owncloud/core,IljaN/core,IljaN/core,IljaN/core,IljaN/core,sharidas/core,sharidas/core,owncloud/core