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
Adding tests for mapserver/mapserver#4717.
Further adjustment for mapserver/mapserver#4717.
Adding tests for defined exceptionCode values.
Fixing method name.
Adjustments in exceptionCode and HTTP status code.
Adding test with wrong mediatype parameter value.
Merge branch 'WCS_exceptionCode' of github.com:EOX-A/msautotest into WCS_exceptionCode
Adjusting WCS test for status code.
Add another test for mapserver/mapserver/#4719.
Add further test for exceptionCode in WCS 2.0 (#4735).
add empty raster query test

c.f. mapserver/mapserver#4778