Module Import Grids from KML
Uses 'Import Image' tool to load the ground overlay image files associated with the kml. 
- Author: O.Conrad (c) 2015
 
- Specification: grid
 
- Menu: File|Grid|Import
 
Parameters
|   | Name | Type | Identifier | Description | Constraints | 
| Output | Grids | Grid list (output) | GRIDS | - | - | 
| Options | KML/KMZ File | File path | FILE | - | - | 
Command-line
Usage: saga_cmd io_grid_image 3 [-GRIDS <str>] [-FILE <str>]
  -GRIDS:<str>	Grids
	Grid list (output)
  -FILE:<str> 	KML/KMZ File
	File path