corrected error that caused isZ in MultiPointShapefile.FillPoints to always be false
corrected error that caused isZ in MultiPointShapefile.FillPoints to always be false

donogst/DotSpatial,DotSpatial/DotSpatial,pergerch/DotSpatial,donogst/DotSpatial,swsglobal/DotSpatial,JasminMarinelli/DotSpatial,pedwik/DotSpatial,pedwik/DotSpatial,JasminMarinelli/DotSpatial,bdgza/DotSpatial,pergerch/DotSpatial,swsglobal/DotSpatial,CGX-GROUP/DotSpatial,JasminMarinelli/DotSpatial,bdgza/DotSpatial,swsglobal/DotSpatial,bdgza/DotSpatial,CGX-GROUP/DotSpatial,CGX-GROUP/DotSpatial,pedwik/DotSpatial,DotSpatial/DotSpatial,donogst/DotSpatial,DotSpatial/DotSpatial,pergerch/DotSpatial