Make clear that configuration has not been overwritten if no-overwrite is present

configuration/buildAndUpdateProduct.sh

@@ -383,7 +383,7 @@ if [[ "$@" == "install" ]] || [[ "$@" == "all" ]]; then
     sed -i "s/expedition.udp.port=.*$/expedition.udp.port=$EXPEDITION_PORT/g" $ACDIR/configuration/config.ini
     sed -i "s/replication.exchangeName=.*$/replication.exchangeName=$REPLICATION_CHANNEL/g" $ACDIR/configuration/config.ini
 
-    echo "I have updated the configuration with the following data:"
+    echo "I have read the following configuration from $ACDIR/env.sh:"
     echo "SERVER_NAME: $SERVER_NAME"
     echo "SERVER_PORT: $SERVER_PORT"
     echo "MEMORY: $MEMORY"
@@ -393,6 +393,9 @@ if [[ "$@" == "install" ]] || [[ "$@" == "all" ]]; then
     echo "REPLICATION_CHANNEL: $REPLICATION_CHANNEL"
     echo ""
 
+    if [ -f $ACDIR/no-overwrite ]; then
+        echo "ATTENTION: I found the file $ACDIR/no-overwrite. This means that I did NOT use env.sh from this branch."
+    fi
     echo "Installation complete. You may now start the server using ./start"
 fi