Support actual shapefile export of simple layers
Support actual shapefile export of simple layers

cgourlay/spatial,RobertBierbauer/spatial,RobertBierbauer/spatial,RobertBierbauer/spatial,antonini/spatial,RobertBierbauer/spatial,antonini/spatial,kangkot/spatial,antonini/spatial,kangkot/spatial,cgourlay/spatial,antonini/spatial,antonini/spatial,kangkot/spatial,cgourlay/spatial,kangkot/spatial,cgourlay/spatial,RobertBierbauer/spatial,cgourlay/spatial,kangkot/spatial