chmod +x and fix email send

loop.sh

@@ -22,7 +22,7 @@ do
                 echo "Error: $conversion_status"
                 echo "error_count: $error_count"
                 if [ $error_count -ge 10 ]; then
-                        echo "" | mail -s "Error on unpacked.cern.ch $conversion_status" -t simone.mosciatti@cern.ch
+                        echo "" | mail -s "Error on unpacked.cern.ch $conversion_status" simone.mosciatti@cern.ch
                         exit 1
                 fi
         else