add the possibility to quit rm_site

.rm_site

@@ -14,4 +14,17 @@ fi
 
 echo -e "${RED}Be aware that this script removes the config and webroot files from your system!"
 echo -e "They can't be recovered!"
-echo -e "Use it only if you understand, what this script doing!${NC}"
+echo -e "Use it only if you understand, what this script doing!"
+echo -e "${YELLOW} Do you want to continue and remove your site?${NC}"
+
+while true; do
+    read -p "(y/n): " SURE
+    case ${SURE} in
+        [Yy]* )
+            break;;
+        [Nn]* )
+            exit 0
+            ;;
+        * ) echo "Please answer y[es] or n[o].";;
+    esac
+done

install_wisski.bash

@@ -647,11 +647,11 @@ while true; do
                 mkdir -p web/libraries
                 ## get colorbox
                 wget https://github.com/jackmoore/colorbox/archive/refs/heads/master.zip -P web/libraries/
-                unzip web/libraries/master.zip -d web/libraries/
+                unzip web/libraries/master.zip -d web/libraries/ &> /dev/null
                 mv web/libraries/colorbox-master web/libraries/colorbox
                 ## get mirador
                 wget http://wisskieu.nasarek.org/sites/default/files/assets/mirador.zip -P web/libraries/
-                unzip web/libraries/mirador.zip -d web/libraries/
+                unzip web/libraries/mirador.zip -d web/libraries/ &> /dev/null
                 break;;
             [Nn]* )
                 echo