GPKG: make GetFeatureCount() honour attribute and spatial filters, to make test_ogrsf happy

git-svn-id: https://svn.osgeo.org/gdal/trunk@26869 f0d54148-0727-0410-94bb-9a71ac55c965
HFA: expose color columns in RAT as Integer with values in range [0-255] instead of Real with values [0-1] (#5362, patch by Sam Gillingham)

git-svn-id: https://svn.osgeo.org/gdal/trunk@26870 f0d54148-0727-0410-94bb-9a71ac55c965
HFA: report histogram column as GFU_PixelCount instead of GFU_Generic (#5359, patch by nflood)

git-svn-id: https://svn.osgeo.org/gdal/trunk@26871 f0d54148-0727-0410-94bb-9a71ac55c965
gdal_translate: don't add 0.1 when -scale is used with a dstmin equal to dstmax (usefull to generate a raster with uniform color, i.e. scaleRatio = 0)

git-svn-id: https://svn.osgeo.org/gdal/trunk@26872 f0d54148-0727-0410-94bb-9a71ac55c965
Fixed unclosed tag in documentation

git-svn-id: https://svn.osgeo.org/gdal/trunk@26873 f0d54148-0727-0410-94bb-9a71ac55c965
spelling

git-svn-id: https://svn.osgeo.org/gdal/trunk@26874 f0d54148-0727-0410-94bb-9a71ac55c965
Fix issues flagged by Coverity


git-svn-id: https://svn.osgeo.org/gdal/trunk@26875 f0d54148-0727-0410-94bb-9a71ac55c965
Merge branch 'trunk' into trunk_travis_macosx