fixes GRASS raster export in order to cope with r.horizon and r.composite outputs
fixes GRASS r.horizon and adds r.horizon.height
GRASS parameters values needs always to be escaped
no need to escape parameters in r.kappa as processing does it by default
fixes SAGA import and export rasters
suggests to use different parameters with resampling in SAGA and to use the highest resolution when using SAGA raster calculator
better parameters descriptions for SAGA resampling tool
fixes SAGA RGBComposite and GRASS r.composite
add COLOR parameter to nviz to allow draping rasters over the digital elevation model
adds v.select
the logic for SAGA raster import was not right
SAGA Points Statistics for Polygons can work just in SAGA 2.10
SAGA Points Statistics for Polygons can work just in SAGA 2.10
Fixes Ordinary Kriging for both SAGA 2.10 and 2.0.8
fixes ticket #8814:
Add RULE parameter support in GetLegendGraphic
Fix symbole size
Fix method signature for non rule based symbol
Get the right rule in Categorized and Graduated
Don't needed anymore

Without this the marker symbol is centered on the symbol place.