diff --git a/conf/app.src b/conf/app.src
index 9aeddf2..646e432 100755
--- a/conf/app.src
+++ b/conf/app.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/Jermolene/TiddlyWiki5/archive/v5.1.21.tar.gz
-SOURCE_SUM=9f36a082f55334fd4b88f9af82a8711c4ef787b04f5280e52dd97e0df9864616
+SOURCE_URL=https://github.com/Jermolene/TiddlyWiki5/archive/v5.1.23.tar.gz
+SOURCE_SUM=a35f8a4cb25f1f75e49ec40dcc9b1cd7ef4fb099322507464272be720fdc28d3
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=true
diff --git a/scripts/backup b/scripts/backup
index e3fec32..d548f15 100755
--- a/scripts/backup
+++ b/scripts/backup
@@ -6,7 +6,6 @@
 # IMPORT GENERIC HELPERS
 #=================================================
 
-#Keep this path for calling _common.sh inside the execution's context of backup and restore scripts
 source ../settings/scripts/_common.sh
 source /usr/share/yunohost/helpers
 
diff --git a/scripts/change_url b/scripts/change_url
index a4cec5f..fd0d5b0 100755
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -27,8 +27,8 @@ app=$YNH_APP_INSTANCE_NAME
 #=================================================
 ynh_print_info --message="Loading installation settings..."
 
-# Needed for helper "ynh_add_nginx_config"
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
+port=$(ynh_app_setting_get --app=$app --key=port)
 
 #=================================================
 # CHECK WHICH PARTS SHOULD BE CHANGED
@@ -53,7 +53,7 @@ fi
 #=================================================
 ynh_print_info --message="Stopping a systemd service..."
 
-ynh_systemd_action --service_name=$app --action="stop"
+ynh_systemd_action --service_name=$app --action=stop
 
 #=================================================
 # MODIFY URL IN NGINX CONF
@@ -91,7 +91,7 @@ fi
 #=================================================
 ynh_print_info --message="Starting a systemd service..."
 
-ynh_systemd_action --service_name=$app --action="start"
+ynh_systemd_action --service_name=$app --action=start
 
 #=================================================
 # RELOAD NGINX
diff --git a/scripts/install b/scripts/install
index b83dd51..32a68c1 100755
--- a/scripts/install
+++ b/scripts/install
@@ -7,7 +7,6 @@
 #=================================================
 
 source _common.sh
-source ynh_send_readme_to_admin__2
 source /usr/share/yunohost/helpers
 
 #=================================================
@@ -30,13 +29,10 @@ is_public=$YNH_APP_ARG_IS_PUBLIC
 
 app=$YNH_APP_INSTANCE_NAME
 
-# ldap_user="svc_${app}_ldap"
-# ldap_password=$(ynh_string_random --length=8)
-
 #=================================================
 # CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
 #=================================================
-ynh_script_progression --message="Validating installation parameters..."
+ynh_script_progression --message="Validating installation parameters..." --weight=1
 
 final_path=/var/www/$app
 test ! -e "$final_path" || ynh_die --message="This path already contains a folder"
@@ -47,21 +43,18 @@ ynh_webpath_register --app=$app --domain=$domain --path_url=$path_url
 #=================================================
 # STORE SETTINGS FROM MANIFEST
 #=================================================
-ynh_script_progression --message="Storing installation settings..."
+ynh_script_progression --message="Storing installation settings..." --weight=1
 
 ynh_app_setting_set --app=$app --key=domain --value=$domain
 ynh_app_setting_set --app=$app --key=path --value=$path_url
 ynh_app_setting_set --app=$app --key=is_public --value=$is_public
 
-# ynh_app_setting_set --app=$app --key=ldap_user --value=$ldap_user
-# ynh_app_setting_set --app=$app --key=ldap_password --value=$ldap_password
-
 #=================================================
 # STANDARD MODIFICATIONS
 #=================================================
 # FIND AND OPEN A PORT
 #=================================================
-ynh_script_progression --message="Finding an available port..."
+ynh_script_progression --message="Finding an available port..." --weight=1
 
 # Find a free port
 port=$(ynh_find_port --port=8095)
@@ -77,7 +70,7 @@ ynh_install_nodejs --nodejs_version=$nodejs_version
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
-ynh_script_progression --message="Setting up source files..."
+ynh_script_progression --message="Setting up source files..." --weight=1
 
 ynh_app_setting_set --app=$app --key=final_path --value=$final_path
 # Download, check integrity, uncompress and patch the source from app.src
@@ -86,7 +79,7 @@ ynh_setup_source --dest_dir=$final_path
 #=================================================
 # NGINX CONFIGURATION
 #=================================================
-ynh_script_progression --message="Configuring NGINX web server..."
+ynh_script_progression --message="Configuring NGINX web server..." --weight=1
 
 # Create a dedicated nginx config
 ynh_add_nginx_config
@@ -94,7 +87,7 @@ ynh_add_nginx_config
 #=================================================
 # CREATE DEDICATED USER
 #=================================================
-ynh_script_progression --message="Configuring system user ..."
+ynh_script_progression --message="Configuring system user ..." --weight=1
 
 # Create a system user
 ynh_system_user_create --username=$app --home_dir=$final_path
@@ -103,6 +96,7 @@ ynh_system_user_create --username=$app --home_dir=$final_path
 # SPECIFIC SETUP
 #=================================================
 ynh_script_progression --message="tiddlywiki..." --weight=2
+
 pushd $final_path
 	$nodejs_path/node $final_path/tiddlywiki monwiki --init server
 popd
@@ -110,7 +104,7 @@ popd
 #=================================================
 # SETUP SYSTEMD
 #=================================================
-ynh_script_progression --message="Configuring a systemd service..."
+ynh_script_progression --message="Configuring a systemd service..." --weight=1
 
 ynh_add_systemd_config
 
@@ -135,7 +129,7 @@ yunohost service add $app --description="Collaborative editor" --log="/var/log/$
 #=================================================
 ynh_print_info --message="on demarre le service..."
 
-ynh_systemd_action --service_name=$app --action=start --log_path=systemd --line_match="Browse to http://localhost"
+ynh_systemd_action --service_name=$app --action=start --log_path=systemd --line_match=""
 
 sleep 30
 
@@ -153,7 +147,7 @@ fi
 #=================================================
 # RELOAD NGINX
 #=================================================
-ynh_print_info --message="Reloading NGINX web server..."
+ynh_script_progression --message="Reloading NGINX web server..." --weight=1
 
 ynh_systemd_action --service_name=nginx --action=reload
 
@@ -161,4 +155,4 @@ ynh_systemd_action --service_name=nginx --action=reload
 # END OF SCRIPT
 #=================================================
 
-ynh_print_info --message="Installation of $app completed"
+ynh_script_progression --message="Installation of $app completed" --last
diff --git a/scripts/remove b/scripts/remove
index 5d9c264..a082345 100755
--- a/scripts/remove
+++ b/scripts/remove
@@ -18,12 +18,8 @@ app=$YNH_APP_INSTANCE_NAME
 
 domain=$(ynh_app_setting_get --app=$app --key=domain)
 port=$(ynh_app_setting_get --app=$app --key=port)
-db_name=$(ynh_app_setting_get --app=$app --key=db_name)
-db_user=$db_name
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
 
-ldap_user=$(ynh_app_setting_get --app=$app --key=ldap_user)
-
 #=================================================
 # STANDARD REMOVE
 #=================================================
@@ -45,21 +41,11 @@ ynh_print_info --message="Stopping and removing the systemd service..."
 # Remove the dedicated systemd config
 ynh_remove_systemd_config
 
-#=================================================
-# REMOVE THE POSTGRESQL DATABASE
-#=================================================
-ynh_print_info --message="Removing the PostgreSQL database..."
-
-# Remove a database if it exists, along with the associated user
-ynh_psql_remove_db --db_user=$db_user --db_name=$db_name
-
 #=================================================
 # REMOVE DEPENDENCIES
 #=================================================
 ynh_print_info --message="Removing dependencies..."
 
-# Remove metapackage and its dependencies
-ynh_remove_app_dependencies
 ynh_remove_nodejs
 
 #=================================================
@@ -73,30 +59,11 @@ ynh_secure_remove --file="$final_path"
 #=================================================
 # REMOVE NGINX CONFIGURATION
 #=================================================
-ynh_print_info --message="Removing nginx web server configuration..."
+ynh_print_info --message="Removing NGINX web server configuration..."
 
 # Remove the dedicated nginx config
 ynh_remove_nginx_config
 
-#=================================================
-# CLOSE A PORT
-#=================================================
-
-if yunohost firewall list | grep -q "\- $port$"
-then
-	ynh_print_info --message="Closing port $port..."
-	ynh_exec_warn_less yunohost firewall disallow TCP $port
-fi
-
-#=================================================
-# SPECIFIC REMOVE
-#=================================================
-# REMOVE LDAP USER
-#=================================================
-ynh_print_info --message="Removing ldap user..."
-
-yunohost user delete $ldap_user --purge
-
 #=================================================
 # GENERIC FINALIZATION
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index 0f17565..612cf43 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -23,7 +23,7 @@ ynh_abort_if_errors
 #=================================================
 # LOAD SETTINGS
 #=================================================
-ynh_print_info --message="Loading settings..."
+ynh_print_info --message="Loading settings..." --weight=1
 
 app=$YNH_APP_INSTANCE_NAME
 
@@ -34,7 +34,7 @@ final_path=$(ynh_app_setting_get --app=$app --key=final_path)
 #=================================================
 # CHECK IF THE APP CAN BE RESTORED
 #=================================================
-ynh_print_info --message="Validating restoration parameters..."
+ynh_print_info --message="Validating restoration parameters..." --weight=1
 
 ynh_webpath_available --domain=$domain --path_url=$path_url \
 	|| ynh_die --message="Path not available: ${domain}${path_url}"
@@ -52,14 +52,14 @@ ynh_restore_file --origin_path="/etc/nginx/conf.d/$domain.d/$app.conf"
 #=================================================
 # RESTORE THE APP MAIN DIR
 #=================================================
-ynh_print_info --message="Restoring the app main directory..."
+ynh_print_info --message="Restoring the app main directory..." --weight=1
 
 ynh_restore_file --origin_path="$final_path"
 
 #=================================================
 # RECREATE THE DEDICATED USER
 #=================================================
-ynh_print_info --message="Recreating the dedicated system user..."
+ynh_print_info --message="Recreating the dedicated system user..." --weight=1
 
 # Create the dedicated user (if not existing)
 ynh_system_user_create --username=$app --home_dir=$final_path
@@ -76,7 +76,7 @@ chown -R $app: $final_path
 #=================================================
 # REINSTALL DEPENDENCIES
 #=================================================
-ynh_print_info --message="Reinstalling dependencies..."
+ynh_print_info --message="Reinstalling dependencies..." --weight=1
 
 # Install Nodejs
 ynh_exec_warn_less ynh_install_nodejs --nodejs_version=$nodejs_version
@@ -84,7 +84,7 @@ ynh_exec_warn_less ynh_install_nodejs --nodejs_version=$nodejs_version
 #=================================================
 # RESTORE SYSTEMD
 #=================================================
-ynh_print_info --message="Restoring the systemd configuration..."
+ynh_print_info --message="Restoring the systemd configuration..." --weight=1
 
 ynh_restore_file --origin_path="/etc/systemd/system/$app.service"
 systemctl enable $app.service --quiet
@@ -108,7 +108,7 @@ ynh_systemd_action --service_name=$app --action=restart --log_path=systemd --lin
 #=================================================
 # RELOAD NGINX
 #=================================================
-ynh_print_info --message="Reloading NGINX web server..."
+ynh_print_info --message="Reloading NGINX web server..." --weight=1
 
 ynh_systemd_action --service_name=nginx --action=reload
 
@@ -116,4 +116,4 @@ ynh_systemd_action --service_name=nginx --action=reload
 # END OF SCRIPT
 #=================================================
 
-ynh_print_info --message="Restoration completed for $app"
+ynh_print_info --message="Restoration completed for $app" --last
diff --git a/scripts/upgrade b/scripts/upgrade
index a6d7083..9dd4942 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -12,7 +12,7 @@ source /usr/share/yunohost/helpers
 #=================================================
 # LOAD SETTINGS
 #=================================================
-ynh_print_info --message="Loading installation settings..."
+ynh_print_info --message="Loading installation settings..." --weight=1
 
 app=$YNH_APP_INSTANCE_NAME
 
@@ -31,7 +31,7 @@ upgrade_type=$(ynh_check_app_version_changed)
 #=================================================
 # ENSURE DOWNWARD COMPATIBILITY
 #=================================================
-ynh_print_info --message="Ensuring downward compatibility..."
+ynh_print_info --message="Ensuring downward compatibility..." --weight=1
 
 # If final_path doesn't exist, create it
 if [ -z "$final_path" ]; then
@@ -49,7 +49,7 @@ fi
 #=================================================
 # BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
 #=================================================
-ynh_print_info --message="Backing up the app before upgrading (may take a while)..."
+ynh_print_info --message="Backing up the app before upgrading (may take a while)..." --weight=1
 
 # Backup the current version of the app
 ynh_backup_before_upgrade
@@ -66,7 +66,7 @@ ynh_abort_if_errors
 #=================================================
 # STOP SYSTEMD SERVICE
 #=================================================
-ynh_print_info --message="Stopping a systemd service..."
+ynh_print_info --message="Stopping a systemd service..." --weight=1
 
 ynh_systemd_action --service_name=$app --action=stop
 
@@ -85,7 +85,7 @@ fi
 #=================================================
 # NGINX CONFIGURATION
 #=================================================
-ynh_print_info --message="Upgrading NGINX web server configuration..."
+ynh_print_info --message="Upgrading NGINX web server configuration..." --weight=1
 
 # Create a dedicated nginx config
 ynh_add_nginx_config
@@ -93,43 +93,22 @@ ynh_add_nginx_config
 #=================================================
 # UPGRADE DEPENDENCIES
 #=================================================
-ynh_print_info --message="Upgrading dependencies..."
+ynh_print_info --message="Upgrading dependencies..." --weight=1
 
 ynh_install_nodejs --nodejs_version=$nodejs_version
 
 #=================================================
 # CREATE DEDICATED USER
 #=================================================
-ynh_print_info --message="Making sure dedicated system user exists..."
+ynh_print_info --message="Making sure dedicated system user exists..." --weight=1
 
 # Create a dedicated user (if not existing)
 ynh_system_user_create --username=$app --home_dir=$final_path
 
-#=================================================
-# SPECIFIC UPGRADE
-#=================================================
-# MODIFY A CONFIG FILE
-#=================================================
-
-config_file="$final_path/config.yml"
-ynh_backup_if_checksum_is_different --file=$config_file
-cp -f ../conf/config.sample.yml $config_file
-
-ynh_replace_string --match_string="__PORT__" --replace_string="$port" --target_file=$config_file
-ynh_replace_string --match_string="__DB_PWD__" --replace_string="$db_pwd" --target_file=$config_file
-ynh_replace_string --match_string="__DB_NAME__" --replace_string="$db_name" --target_file=$config_file
-
-#=================================================
-# STORE THE CONFIG FILE CHECKSUM
-#=================================================
-
-# Recalculate and store the checksum of the file for the next upgrade.
-ynh_store_file_checksum --file=$config_file
-
 #=================================================
 # SETUP SYSTEMD
 #=================================================
-ynh_print_info --message="Upgrading systemd configuration..."
+ynh_print_info --message="Upgrading systemd configuration..." --weight=1
 
 ynh_add_systemd_config
 
@@ -145,11 +124,9 @@ chown -R $app: $final_path
 #=================================================
 # START SYSTEMD SERVICE
 #=================================================
-ynh_print_info --message="Starting a systemd service..."
+ynh_print_info --message="Starting a systemd service..." --weight=1
 
-ynh_systemd_action --service_name=$app --action="start" --log_path=systemd
-
-sleep 30
+ynh_systemd_action --service_name=$app --action=start --log_path=systemd
 
 #=================================================
 # RELOAD NGINX
@@ -162,4 +139,4 @@ ynh_systemd_action --service_name=nginx --action=reload
 # END OF SCRIPT
 #=================================================
 
-ynh_print_info --message="Upgrade of $app completed"
+ynh_print_info --message="Upgrade of $app completed" --last