(issue1620) Fix WstWriter Column Header format. - Size is always 9 for a name, fill with spaces if not. - column-bez-text is the longform if a name contains spaces it is quoted. This should enable more exotic waterlevel names which are needed for issue1020

SYMBOLSET
SYMBOL
  NAME 'point'
  TYPE ELLIPSE
  POINTS
    1 1
  END
  FILLED TRUE
END
SYMBOL
  NAME "square"
  TYPE VECTOR
  POINTS
    0 0
    0 1
    1 1
    1 0
    0 0
  END
  FILLED TRUE
END
END