add path in python; remove shell script

SetAthosUndEnergy.py

@@ -7,6 +7,13 @@ parser.add_argument("energy", type=float, help="Target energy in eV")
 clargs = parser.parse_args()
 
 
+import os
+import sys
+
+slic_path = os.path.dirname(sys.argv[0]) + "/../slic"
+sys.path.append(slic_path)
+
+
 from time import sleep
 from devices.undulator import Undulators