Made Communicator comply with the latest Transmitter changes.

Author: boenrobot

src/PEAR2/Net/RouterOS/Communicator.php

@@ -367,7 +367,7 @@ public function sendWordFromStream($prefix, $stream)
         static::verifyLengthSupport($totalLength);
 
         $bytes = $this->trans->send(self::encodeLength($totalLength) . $prefix);
-        $bytes += $this->trans->sendStream($stream);
+        $bytes += $this->trans->send($stream);
 
         flock($stream, LOCK_UN);
         return $bytes;