Break printing to rework the parametrization of the print job There is now only one print button that opens a dialog with input fields for additional attributes as specified by desktop flys. Currently the print button does not work and this commit is part of a WIP.

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