issue1416: Move a stub new SedimentLoadExporter in place. SedimentLoadExporter: New stub for exporter. minfo.xml: Register csv facet, declare new out. conf.xml: Register exporter for new out. SedimentLoadCalculate: Create a data facet to become active in new out.

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