Make the python bindings for image views actually only return data from the view and not the whole image.
Make the python bindings for image views actually only return data
from the view and not the whole image.


git-svn-id: 5adfda8227e14e59fd47d5bd9925a30df16fed74@727 d397654b-2ff0-0310-9e29-ba003691a0f9

craigds/mapnik2,craigds/mapnik2,craigds/mapnik2,craigds/mapnik2,makinacorpus/mapnik2,makinacorpus/mapnik2,makinacorpus/mapnik2,makinacorpus/mapnik2