Make sure we can list volumes for a specific vm

lndbrg · lndbrg · commit 58c826c71973 · 2014-05-21T14:39:21.000+02:00
Without this option we only get volumes that have some special setting.
diff --git a/volume.go b/volume.go
@@ -9,6 +9,7 @@ func (c CloudstackClient) ListVolumes(vmid string) (ListVolumesResponse, error)
 	var resp ListVolumesResponse
 	params := url.Values{}
 	params.Set("virtualmachineid", vmid)
+	params.Set("listall", "true")
 	response, err := NewRequest(c, "listVolumes", params)
 	if err != nil {
 		return resp, err
