Document remote_src with key map.

README.md

@@ -19,7 +19,8 @@ None
 * `autossh_tunnel_client_autossh_poll`: [default: `60`]: Specifies the connection poll time in seconds
 
 * `autossh_tunnel_client_key_map`: [default: `[]`]: SSH key declarations
-* `autossh_tunnel_client_key_map.{n}.src`: [required]: The local path of the file to copy, can be absolute or relative (e.g. `../../../files/autossh-tunnel-client/etc/autossh/id_rsa`)
+* `autossh_tunnel_client_key_map.{n}.src`: [optional]: The path of the file to copy, can be absolute or relative (e.g. `../../../files/autossh-tunnel-client/etc/autossh/id_rsa`)
+* `autossh_tunnel_client_key_map.{n}.remote_src`: [optional, default `false`]: Whether the `src` is on the remote
 * `autossh_tunnel_client_key_map.{n}.dest`: [optional, default `src | basename`]: The remote path of the file to copy, relative to `/etc/autossh` (e.g. `id_rsa`)
 * `autossh_tunnel_client_key_map.{n}.owner`: [optional, default `root`]: The name of the user that should own the file
 * `autossh_tunnel_client_key_map.{n}.group`: [optional, default `owner`, `root`]: The name of the group that should own the file