Image.makePalette

void makePalette(hid_t locId,  string paletteName,  const  hsize_t[]  paletteDims,
                             const  ubyte[]  data)

Creates a palette.

`locId`	Location identifier (file or group handle)
`paletteName`	Name of the palette dataset
`paletteDims`	Dimensions of the palette (typically 256, 3 for RGB)
`data`	Palette data

HDF5Exception if palette creation fails