mspython: update expected result for bug673.png and return error code from failed tests
Modify expected results for a few tests of wxs/wfs_ogr.map, due to UbuntuGIS being updated to GDAL 1.10 where CSV driver strips leading spaces
Try updating gd_png_tr_256.png and gdal_png_tr_256.png to new result
Add testing of OGR output to SHAPEZIP
Update expected/wfs_filter_postgis_startindex2.xml expected/wfs_filter_startindex2.xml expected/wfsogr11_ogrgml.xml to match new values to fix in how STARTINDEX is handled (#4180)
Fix typo in expected/wfs_filter_postgis_startindex2.xml