public static String removeCR( String in ) {
    return removeChar( in, '\r' );
  }
@Test
  public void testRemoveCR() {
    assertEquals( "foo\n\tbar", Const.removeCR( "foo\r\n\tbar" ) );
    assertEquals( "", Const.removeCR( "" ) );
    assertEquals( "", Const.removeCR( null ) );
    assertEquals( "", Const.removeCR( "\r" ) );
    assertEquals( "\n\n", Const.removeCR( "\n\r\n" ) );
    assertEquals( "This \nis a \ntest of \nthe \nemergency broadcast \nsystem\n",
        Const.removeCR( "This \r\nis \ra \ntest \rof \n\rthe \r\nemergency \rbroadcast \nsystem\r\n" ) );
  }