download_results: Downloads the results of a job into a specific folder
In flahn/openeo-r-client: openEO client interface

The function will fetch the results of a asynchronous job and will download all files stated in the links. The parameter 'folder' will be the target location on the local computer.

1	download_results(job, folder, con = NULL)

`job`	job object or the job_id for which the results are fetched
`folder`	a character string that is the target path on the local computer
`con`	a connected and authenticated OpenEO connection (optional) otherwise `active_connection` is used.