Prepare SSTranscripts sidebar field sync

templates/metafields/file.php

@@ -9,7 +9,7 @@
 <p><label class="ssp-episode-details-label" for="<?php echo esc_attr( $k ) ?>"><?php
   echo wp_kses_post( $v['name'] ) ?></label></p>
 <p><input name="<?php echo esc_attr( $k ) ?>" type="text" id="upload_<?php
-	echo esc_attr( $k ) ?>" class="ssp-field-<?php
+	echo esc_attr( $k ) ?>" class="ssp-sync ssp-field-<?php
   echo esc_attr( $k ) ?>" value="<?php echo esc_attr( $data ) ?>" />
 <input type="button" class="button" id="upload_<?php echo esc_attr( $k ) ?>_button" value="<?php
 	_e( 'Upload File', 'seriously-simple-podcasting' )