add url notify options to scripts

Core/Remote/piscal_launcher.sh

@@ -18,7 +18,6 @@ input_directory_name="input"
 cleaned_input_directory_name="clninput"
 touser_directory_name="fitresult/touser"
 nottouser_directory_name="fitresult/nottouser"
-notify_url=""
 
 # import the settings from piscal.cfg
 # $piscal_executable and $storage_directory
@@ -103,6 +102,6 @@ if [ -z "$suppress_storage_copy" ]; then
 fi
 
 # notify given url of completion
-if [ -z "$notify_url" ]; then
-    wget -qO- "$notify_url" &> /dev/null
+if [ -n "$notify_url" ]; then
+    wget -qO- "$notify_url" # &> /dev/null 2>&1
 fi