proj4, crs_base: geos option updated
saga_api: get random colour function added
saga_api (gui), csg_table: unused 'private' table option removed, set record count function added
Reclassify Grid Values: fix parameter en/disable for lookup tables
grid_gridding: angular distance weighted interpolation added
grid_gridding, angular distance weighted: fixed a bug in formula
Reclassify Grid Values: remove unreferenced local variable
saga_api, mat_tools, vector/matrix classes: set size, delete rows/columns functions added
geostatistics_regression: added GWR based downscaling (from lo-res grid to hi-res with given predictor grids)
saga_api, distance weighting class: bug fix
geostatistics_regression, gwr downscaling: bug fix