diff --git a/.gitignore b/.gitignore
deleted file mode 100644
index 6eafef1..0000000
--- a/.gitignore
+++ /dev/null
@@ -1,4 +0,0 @@
-budget/budget.db
-budget/memory
-budget/settings.py
-*.pyc
diff --git a/README.md b/README.md
index fcd4758..cceeb65 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,8 @@ If you don't have YunoHost, please consult [the guide](https://yunohost.org/#/in
 
 ## Overview
 
-Simple app to manage your collective expenses
+I hate money is a web application made to ease shared budget management. It keeps track of who bought what, when, and for whom; and helps to settle the bills.
+
 
 **Shipped version:** 4.1.5~ynh3
 
diff --git a/README_fr.md b/README_fr.md
index 9e73549..180ff89 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -11,7 +11,8 @@ Si vous n'avez pas YunoHost, regardez [ici](https://yunohost.org/#/install) pour
 
 ## Vue d'ensemble
 
-Gérez simplement vos dépenses collectives
+I hate money is a web application made to ease shared budget management. It keeps track of who bought what, when, and for whom; and helps to settle the bills.
+
 
 **Version incluse :** 4.1.5~ynh3
 
diff --git a/conf/nginx.conf b/conf/nginx.conf
index e096719..5099cd6 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -3,10 +3,6 @@ location __PATH__/static/ {
     alias __PYTHON_VENV_SITE_PACKAGES__/ihatemoney/static/;
 }
 location __PATH__/ {
-    # Force usage of https
-    if ($scheme = http) {
-        rewrite ^ https://$server_name$request_uri? permanent;
-    }
 
     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
     proxy_set_header Host $http_host;
diff --git a/doc/DESCRIPTION.md b/doc/DESCRIPTION.md
new file mode 100644
index 0000000..30e7422
--- /dev/null
+++ b/doc/DESCRIPTION.md
@@ -0,0 +1 @@
+I hate money is a web application made to ease shared budget management. It keeps track of who bought what, when, and for whom; and helps to settle the bills.
diff --git a/manifest.json b/manifest.json
index 02dc9d3..d171216 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,9 +6,8 @@
         "en": "Simple app to manage your collective expenses",
         "fr": "Gérez simplement vos dépenses collectives"
     },
-    "url": "http://ihatemoney.org/",
     "version": "4.1.5~ynh3",
-    "license": "MIT",
+    "url": "http://ihatemoney.org/",
     "upstream": {
         "license": "MIT",
         "website": "https://github.com/spiral-project/ihatemoney",
@@ -16,16 +15,21 @@
         "code": "https://github.com/spiral-project/ihatemoney",
         "demo": "https://ihatemoney.org/demo/"
     },
+    "license": "MIT",
     "maintainer": {
         "name": "Jocelyn Delalande",
         "email": "jocelyn@crapouillou.net",
         "url": "https://jocelyn.delalande.fr"
     },
     "requirements": {
-        "yunohost": ">= 4.1.0"
+        "yunohost": ">= 4.3.0"
     },
     "multi_instance": true,
-    "services": ["nginx", "mysql", "postfix"],
+    "services": [
+    	"nginx",
+    	"postfix",
+    	"mysql"
+    ],
     "arguments": {
         "install" : [
             {
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 7ca836a..fad15ea 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -17,7 +17,8 @@ pip_dependencies=(
     'gunicorn>=19.3.0'
     'PyMySQL>=0.9,<0.10'
     'SQLAlchemy<1.4'
-    'ihatemoney>=4,<5'
+    'ihatemoney==4.1.5'
+    'markupsafe==2.0.1'
 )
 
 ### Constants
diff --git a/scripts/backup b/scripts/backup
index 030071d..1f7aec4 100755
--- a/scripts/backup
+++ b/scripts/backup
@@ -33,11 +33,6 @@ db_name=$(ynh_app_setting_get --app=$app --key=db_name)
 #=================================================
 ynh_print_info --message="Declaring files to be backed up..."
 
-### N.B. : the following 'ynh_backup' calls are only a *declaration* of what needs
-### to be backuped and not an actual copy of any file. The actual backup that
-### creates and fill the archive with the files happens in the core after this
-### script is called. Hence ynh_backups calls takes basically 0 seconds to run.
-
 #=================================================
 # BACKUP THE APP MAIN DIR
 #=================================================
@@ -50,13 +45,6 @@ ynh_backup --src_path="$final_path"
 
 ynh_backup --src_path="/etc/nginx/conf.d/$domain.d/$app.conf"
 
-#=================================================
-# BACKUP FAIL2BAN CONFIGURATION
-#=================================================
-
-# ynh_backup --src_path="/etc/fail2ban/jail.d/$app.conf"
-# ynh_backup --src_path="/etc/fail2ban/filter.d/$app.conf"
-
 #=================================================
 # SPECIFIC BACKUP
 #=================================================
@@ -70,9 +58,6 @@ ynh_backup --src_path="/etc/systemd/system/$app.service"
 #=================================================
 ynh_print_info --message="Backing up the MySQL database..."
 
-### (However, things like MySQL dumps *do* take some time to run, though the
-### copy of the generated dump to the archive still happens later)
-
 ynh_mysql_dump_db --database="$db_name" > db.sql
 
 #=================================================
diff --git a/scripts/change_url b/scripts/change_url
index 2c45789..2ca3679 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -42,6 +42,7 @@ ynh_script_progression --message="Backing up the app before changing its URL (ma
 # Backup the current version of the app
 ynh_backup_before_upgrade
 ynh_clean_setup () {
+	ynh_clean_check_starting
 	# Remove the new domain config file, the remove script won't do it as it doesn't know yet its location.
 	ynh_secure_remove --file="/etc/nginx/conf.d/$new_domain.d/$app.conf"
 
@@ -134,6 +135,7 @@ chown -R $app:www-data "$final_path"
 #=================================================
 ynh_script_progression --message="Starting a systemd service..." --weight=5
 
+# Start a systemd service
 ynh_systemd_action --service_name=$app --action="start" --log_path=systemd
 
 #=================================================
diff --git a/scripts/install b/scripts/install
index 6a8713e..05db941 100755
--- a/scripts/install
+++ b/scripts/install
@@ -13,6 +13,9 @@ source /usr/share/yunohost/helpers
 # MANAGE SCRIPT FAILURE
 #=================================================
 
+ynh_clean_setup () {
+	ynh_clean_check_starting
+}
 # Exit if an error occurs during the execution of the script
 ynh_abort_if_errors
 
@@ -156,14 +159,6 @@ for _ in {1..20}; do
 	sleep 1
 done
 
-#=================================================
-# SETUP FAIL2BAN
-#=================================================
-# ynh_script_progression --message="Configuring Fail2Ban..." --weight=1
-
-# Create a dedicated Fail2Ban config
-# ynh_add_fail2ban_config --logpath="/var/log/nginx/${domain}-error.log" --failregex="Regex to match into the log for a failed login"
-
 #=================================================
 # SETUP SSOWAT
 #=================================================
diff --git a/scripts/remove b/scripts/remove
index 4685e83..85a39fe 100755
--- a/scripts/remove
+++ b/scripts/remove
@@ -50,14 +50,6 @@ ynh_script_progression --message="Removing the MySQL database..." --weight=1
 # Remove a database if it exists, along with the associated user
 ynh_mysql_remove_db --db_user=$db_user --db_name=$db_name
 
-#=================================================
-# REMOVE DEPENDENCIES
-#=================================================
-ynh_script_progression --message="Removing dependencies..." --weight=2
-
-# Remove metapackage and its dependencies
-ynh_remove_app_dependencies
-
 #=================================================
 # REMOVE APP MAIN DIR
 #=================================================
@@ -75,12 +67,12 @@ ynh_script_progression --message="Removing NGINX web server configuration..." --
 ynh_remove_nginx_config
 
 #=================================================
-# REMOVE FAIL2BAN CONFIGURATION
+# REMOVE DEPENDENCIES
 #=================================================
-# ynh_script_progression --message="Removing Fail2ban configuration..." --weight=1
+ynh_script_progression --message="Removing dependencies..." --weight=2
 
-# # Remove the dedicated Fail2Ban config
-# ynh_remove_fail2ban_config
+# Remove metapackage and its dependencies
+ynh_remove_app_dependencies
 
 #=================================================
 # SPECIFIC REMOVE
diff --git a/scripts/restore b/scripts/restore
index 30d8ce9..d4911c1 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -14,6 +14,9 @@ source /usr/share/yunohost/helpers
 # MANAGE SCRIPT FAILURE
 #=================================================
 
+ynh_clean_setup () {
+	ynh_clean_check_starting
+}
 # Exit if an error occurs during the execution of the script
 ynh_abort_if_errors
 
@@ -29,7 +32,6 @@ path_url=$(ynh_app_setting_get --app=$app --key=path)
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
 db_name=$(ynh_app_setting_get --app=$app --key=db_name)
 db_user=$db_name
-phpversion=$(ynh_app_setting_get --app=$app --key=phpversion)
 
 #=================================================
 # CHECK IF THE APP CAN BE RESTORED
@@ -44,7 +46,7 @@ test ! -d $final_path \
 #=================================================
 # RESTORE THE NGINX CONFIGURATION
 #=================================================
-ynh_script_progression --message="Restoring the NGINX configuration..." --weight=1
+ynh_script_progression --message="Restoring the NGINX web server configuration..." --weight=1
 
 ynh_restore_file --origin_path="/etc/nginx/conf.d/$domain.d/$app.conf"
 
@@ -63,25 +65,10 @@ ynh_script_progression --message="Restoring the app main directory..." --weight=
 
 ynh_restore_file --origin_path="$final_path"
 
-# FIXME: this should be managed by the core in the future
-# Here, as a packager, you may have to tweak the ownerhsip/permissions
-# such that the appropriate users (e.g. maybe www-data) can access
-# files in some cases.
-# But FOR THE LOVE OF GOD, do not allow r/x for "others" on the entire folder -
-# this will be treated as a security issue.
 chmod 750 "$final_path"
 chmod -R o-rwx "$final_path"
 chown -R $app:www-data "$final_path"
 
-#=================================================
-# RESTORE FAIL2BAN CONFIGURATION
-#=================================================
-# ynh_script_progression --message="Restoring the Fail2Ban configuration..." --weight=1
-
-# ynh_restore_file "/etc/fail2ban/jail.d/$app.conf"
-# ynh_restore_file "/etc/fail2ban/filter.d/$app.conf"
-# ynh_systemd_action --action=restart --service_name=fail2ban
-
 #=================================================
 # SPECIFIC RESTORATION
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 5457ea3..f09e760 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -26,13 +26,8 @@ db_pwd=$(ynh_app_setting_get --app=$app --key=mysqlpwd)
 #=================================================
 # CHECK VERSION
 #=================================================
+ynh_script_progression --message="Checking version..."
 
-### This helper will compare the version of the currently installed app and the version of the upstream package.
-### $upgrade_type can have 2 different values
-### - UPGRADE_APP if the upstream app version has changed
-### - UPGRADE_PACKAGE if only the YunoHost package has changed
-### ynh_check_app_version_changed will stop the upgrade if the app is up to date.
-### UPGRADE_APP should be used to upgrade the core app only if there's an upgrade to do.
 upgrade_type=$(ynh_check_app_version_changed)
 
 if ynh_compare_current_package_version --comparison le --version "4.1.5~ynh2"; then
@@ -49,6 +44,7 @@ ynh_script_progression --message="Backing up the app before upgrading (may take
 # Backup the current version of the app
 ynh_backup_before_upgrade
 ynh_clean_setup () {
+	ynh_clean_check_starting
 	# Restore it if the upgrade fails
 	ynh_restore_upgradebackup
 }
@@ -163,16 +159,9 @@ mails_sender="no-reply@$domain"
 # Allows to comment some config lines if not using sub path
 sub_path_only="$(if [[ "$path_url" == "/" ]]; then echo '# ' ; else echo ''; fi)"
 
-ynh_add_config --template ../conf/ihatemoney.cfg --destination "$final_path/ihatemoney.cfg"
+ynh_add_config --template="../conf/ihatemoney.cfg" --destination="$final_path/ihatemoney.cfg"
 chmod 600 "$final_path/ihatemoney.cfg"
 
-
-# FIXME: this should be managed by the core in the future
-# Here, as a packager, you may have to tweak the ownerhsip/permissions
-# such that the appropriate users (e.g. maybe www-data) can access
-# files in some cases.
-# But FOR THE LOVE OF GOD, do not allow r/x for "others" on the entire folder -
-# this will be treated as a security issue.
 chmod 750 "$final_path"
 chmod -R o-rwx "$final_path"
 chown -R $app:www-data "$final_path"
@@ -205,14 +194,6 @@ ynh_systemd_action --service_name=$app --action="start" --log_path="systemd" --l
 # FIXME: We need to wait for the db to upgrade and gunicorn to restart!
 sleep 3
 
-#=================================================
-# UPGRADE FAIL2BAN
-#=================================================
-# ynh_script_progression --message="Reconfiguring Fail2Ban..." --weight=1
-
-# # Create a dedicated Fail2Ban config
-# ynh_add_fail2ban_config --logpath="/var/log/nginx/${domain}-error.log" --failregex="Regex to match into the log for a failed login"
-
 #=================================================
 # RELOAD NGINX
 #=================================================