Display a message on forbidden DriveEdit action

2018-12-13 15:31:15,576 10132 9452 ERROR    nxdrive.commandline Error executing 'launch': 
Traceback (most recent call last):
  File "nuxeo-drive-client\nxdrive\commandline.py", line 472, in handle
  File "nuxeo-drive-client\nxdrive\commandline.py", line 501, in launch
  File "nuxeo-drive-client\nxdrive\direct_edit.py", line 114, in handle_url
  File "nuxeo-drive-client\nxdrive\direct_edit.py", line 308, in edit
  File "nuxeo-drive-client\nxdrive\direct_edit.py", line 241, in _prepare_edit
  File "nuxeo-drive-client\nxdrive\client\remote_document_client.py", line 316, in doc_to_info
  File "nuxeo-drive-client\nxdrive\client\remote_document_client.py", line 437, in fetch
HTTPError: HTTP Error 403: 

2018-12-13 15:48:12 13924 7524 DEBUG    nxdrive.direct_edit Uploading file u'\\\\?\\C:\\Users\\USER\\.nuxeo-drive\\edit\\UID\\D\xe9part Juliette.docx'
2018-12-13 15:48:16 13924 7524 DEBUG    nxdrive.client.base_automation_client Remote exception message: Failed to invoke operation NuxeoDrive.AttachBlob, Privilege 'WriteProperties' is not granted to 'juliette.fauritte'
2018-12-13 15:48:16 13924 7524 DEBUG    nxdrive.client.base_automation_client Remote exception details: '{"entity-type":"exception","status":403,"message":"Failed to invoke operation NuxeoDrive.AttachBlob, Privilege \'WriteProperties\' is not granted to \'juliette.fauritte\'"}'
2018-12-13 15:48:16 13924 7524 ERROR    nxdrive.direct_edit DirectEdit unhandled error for ref u'/UID/D\xe9part Juliette.docx'
Traceback (most recent call last):
  File "nxdrive\direct_edit.py", line 469, in _handle_upload_queue
  File "nxdrive\client\remote_document_client.py", line 206, in stream_update
  File "nxdrive\client\base_automation_client.py", line 448, in execute_with_blob_streaming
  File "nxdrive\client\base_automation_client.py", line 577, in execute_batch
  File "nxdrive\client\base_automation_client.py", line 385, in execute
HTTPError: HTTP Error 403: