Save file with itpp extension

src/TestSaveGofRm.py

@@ -30,7 +30,7 @@ def main():
 		date_save = today.strftime("%Y-%m-%d") + '-' + str(obj_now.hour) + '-' + str(obj_now.minute) + '-' + str(obj_now.second) 
 		# get machine energy
 		energy="{:.0f}Gev".format(dcct.Energy*10)
-		filename = "resp_mat_direct_horver_" + energy + "_" + date_save + ".mat"
+		filename = "resp_mat_direct_horver_" + energy + "_" + date_save + ".itpp"
 		path = "/runtime/site/ecgofmasa5/etc/"
 		# full path filename
 		path_filename = path + filename