docs: public boolean removeMessageFilter(Integer intFilterID, boolean bFreeFilter)
      {
          BaseMessageFilter messageFilter = this.getMessageFilter(intFilterID);
          if (messageFilter == null)
              return false;   // It is possible for a client to try to remove it's remote filter that was removed as a duplicate filter.
          boolean bRemoved = this.getRegistry().removeMessageFilter(messageFilter);
          if (!bRemoved)
              System.out.println("Filter not found on remove");
          bRemoved = super.removeMessageFilter(intFilterID, bFreeFilter);
          return bRemoved;    // Success.
      }