Add support for full SSH paths

For cases where the SSH command on the $PATH might not be ideal, allow
the user to override this with a full path in the config.

Addresses #10

rffmpeg.py

@@ -74,6 +74,7 @@
         "remote_hosts": o_config["rffmpeg"]["remote"]["hosts"],
         "remote_user": o_config["rffmpeg"]["remote"]["user"],
         "remote_args": o_config["rffmpeg"]["remote"]["args"],
+        "ssh_command": o_config["rffmpeg"]["commands"]["ssh"],
         "pre_commands": o_config["rffmpeg"]["commands"]["pre"],
         "ffmpeg_command": o_config["rffmpeg"]["commands"]["ffmpeg"],
         "ffprobe_command": o_config["rffmpeg"]["commands"]["ffprobe"],
@@ -208,7 +209,7 @@ def setup_remote_command(target_host):
     rffmpeg_ffmpeg_command = list()
 
     # Add SSH component
-    rffmpeg_ssh_command.append("ssh")
+    rffmpeg_ssh_command.append(config["ssh_command"])
     rffmpeg_ssh_command.append("-q")
 
     # Set our connection timeouts, in case one of several remote machines is offline

rffmpeg.yml.sample

@@ -43,6 +43,10 @@ rffmpeg:
 
     # Remote command configuration
     commands:
+        # By default rffmpeg uses $PATH to find the "ssh" program; use this option to set a full path
+        # to an SSH binary if you want to override the default.
+        ssh: "ssh"
+
         # A YAML list of prefixes to the ffmpeg command (e.g. sudo, nice, etc.),
         # one line per space-separated command element.
         pre: