s/0.6.4/0.6.3/

Change-Id: Ia4a0ba7fb258b66c82d49d6169fa79dee41db4c7
Reviewed-on: http://gerrit.dmdirc.com/541
Automatic-Compile: Gregory Holmes <greboid@dmdirc.com>
Reviewed-by: Gregory Holmes <greboid@dmdirc.com>

src/com/dmdirc/addons/nowplaying/NowPlayingPlugin.java

@@ -269,7 +269,7 @@ public class NowPlayingPlugin extends Plugin implements ActionListener  {
      *
      * @param input The string to be sanitised
      * @return A sanitised version of the String
-     * @since 0.6.4
+     * @since 0.6.3
      */
     protected static String sanitise(final String input) {
         return input == null ? "" : input;

src/com/dmdirc/addons/ui_swing/components/statusbar/UpdaterPopup.java

@@ -33,7 +33,7 @@ import javax.swing.JSeparator;
 /**
  * Information popup for the updater label.
  *
- * @since 0.6.4
+ * @since 0.6.3
  * @author chris
  */
 public class UpdaterPopup extends StatusbarPopupWindow {