sftp: allow custom ssh client config
sftp: allow custom ssh client config

B4dM4n/rclone,ncw/rclone,ncw/rclone,ncw/rclone,olihey/rclone,olihey/rclone,olihey/rclone,B4dM4n/rclone,ncw/rclone,B4dM4n/rclone,B4dM4n/rclone,olihey/rclone