RasterToPolygon: small refactoring
RasterToPolygon: small refactoring
pergerch/DotSpatial,JasminMarinelli/DotSpatial,donogst/DotSpatial,CGX-GROUP/DotSpatial,DotSpatial/DotSpatial,pergerch/DotSpatial,swsglobal/DotSpatial,swsglobal/DotSpatial,CGX-GROUP/DotSpatial,CGX-GROUP/DotSpatial,donogst/DotSpatial,JasminMarinelli/DotSpatial,JasminMarinelli/DotSpatial,swsglobal/DotSpatial,pergerch/DotSpatial,DotSpatial/DotSpatial,pedwik/DotSpatial,bdgza/DotSpatial,bdgza/DotSpatial,bdgza/DotSpatial,pedwik/DotSpatial,pedwik/DotSpatial,donogst/DotSpatial,DotSpatial/DotSpatial