symlink script for 3d shapes now takes athe target folder as argument

footprints/packages3d/symlink.sh

@@ -1,8 +1,12 @@
 #!/bin/bash
 
+if [ -z $1 ]; then
 	echo "Enter the path to the packages3d folder. This script will symlink all 3d models into this folder"
 	echo -n "Path: "
 	read packagedir
+else
+	packagedir="$1"
+fi
 
 shimattadir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 cd $packagedir