diff --git a/manifest.json b/manifest.json
index acb5dca..0b5cf02 100644
--- a/manifest.json
+++ b/manifest.json
@@ -8,6 +8,14 @@
     },
     "version": "3.5.0~ynh1",
     "url": "https://monicahq.com",
+    "upstream": {
+        "license": "GPL-3.0",
+        "website": "https://monicahq.com",
+        "demo": "https://demo.example.com",
+        "admindoc": "https://yunohost.org/packaging_apps",
+        "userdoc": "https://yunohost.org/apps",
+        "code": "https://some.forge.com/example/example"
+    },
     "license": "GPL-3.0",
     "maintainer": {
         "name": "Sebastian Gumprich",
diff --git a/scripts/_common.sh b/scripts/_common.sh
index a2dec86..ec0a5d3 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -22,6 +22,171 @@ php${YNH_PHP_VERSION}-imagick php${YNH_PHP_VERSION}-cli php${YNH_PHP_VERSION}-js
 # EXPERIMENTAL HELPERS
 #=================================================
 
+#!/bin/bash
+
+read_json () {
+    sudo python3 -c "import sys, json;print(json.load(open('$1'))['$2'])"
+}
+
+read_manifest () {
+    if [ -f '../manifest.json' ] ; then
+        read_json '../manifest.json' "$1"
+    else
+        read_json '../settings/manifest.json' "$1"
+    fi
+}
+
+abort_if_up_to_date () {
+    version=$(read_json "/etc/yunohost/apps/$YNH_APP_INSTANCE_NAME/manifest.json" 'version' 2> /dev/null || echo '20160501-7')
+    last_version=$(read_manifest 'version')
+    if [ "${version}" = "${last_version}" ]; then
+        ynh_print_info "Up-to-date, nothing to do"
+        ynh_die "" 0
+    fi
+}
+
+ynh_version_gt ()
+{
+    dpkg --compare-versions "$1" gt "$2"
+}
+
+
 #=================================================
 # FUTURE OFFICIAL HELPERS
 #=================================================
+
+
+# Send an email to inform the administrator
+#
+# usage: ynh_send_readme_to_admin --app_message=app_message [--recipients=recipients] [--type=type]
+# | arg: -m --app_message= - The file with the content to send to the administrator.
+# | arg: -r, --recipients= - The recipients of this email. Use spaces to separate multiples recipients. - default: root
+#	example: "root admin@domain"
+#	If you give the name of a YunoHost user, ynh_send_readme_to_admin will find its email adress for you
+#	example: "root admin@domain user1 user2"
+# | arg: -t, --type= - Type of mail, could be 'backup', 'change_url', 'install', 'remove', 'restore', 'upgrade'
+ynh_send_readme_to_admin() {
+	# Declare an array to define the options of this helper.
+	declare -Ar args_array=( [m]=app_message= [r]=recipients= [t]=type= )
+	local app_message
+	local recipients
+	local type
+	# Manage arguments with getopts
+
+	ynh_handle_getopts_args "$@"
+	app_message="${app_message:-}"
+	recipients="${recipients:-root}"
+	type="${type:-install}"
+
+	# Get the value of admin_mail_html
+	admin_mail_html=$(ynh_app_setting_get $app admin_mail_html)
+	admin_mail_html="${admin_mail_html:-0}"
+
+	# Retrieve the email of users
+	find_mails () {
+		local list_mails="$1"
+		local mail
+		local recipients=" "
+		# Read each mail in argument
+		for mail in $list_mails
+		do
+			# Keep root or a real email address as it is
+			if [ "$mail" = "root" ] || echo "$mail" | grep --quiet "@"
+			then
+				recipients="$recipients $mail"
+			else
+				# But replace an user name without a domain after by its email
+				if mail=$(ynh_user_get_info "$mail" "mail" 2> /dev/null)
+				then
+					recipients="$recipients $mail"
+				fi
+			fi
+		done
+		echo "$recipients"
+	}
+	recipients=$(find_mails "$recipients")
+
+	# Subject base
+	local mail_subject="☁️🆈🅽🅷☁️: \`$app\`"
+
+	# Adapt the subject according to the type of mail required.
+	if [ "$type" = "backup" ]; then
+		mail_subject="$mail_subject has just been backup."
+	elif [ "$type" = "change_url" ]; then
+		mail_subject="$mail_subject has just been moved to a new URL!"
+	elif [ "$type" = "remove" ]; then
+		mail_subject="$mail_subject has just been removed!"
+	elif [ "$type" = "restore" ]; then
+		mail_subject="$mail_subject has just been restored!"
+	elif [ "$type" = "upgrade" ]; then
+		mail_subject="$mail_subject has just been upgraded!"
+	else	# install
+		mail_subject="$mail_subject has just been installed!"
+	fi
+
+	local mail_message="This is an automated message from your beloved YunoHost server.
+Specific information for the application $app.
+$(if [ -n "$app_message" ]
+then
+	cat "$app_message"
+else
+	echo "...No specific information..."
+fi)
+---
+Automatic diagnosis data from YunoHost
+__PRE_TAG1__$(yunohost tools diagnosis | grep -B 100 "services:" | sed '/services:/d')__PRE_TAG2__"
+
+	# Store the message into a file for further modifications.
+	echo "$mail_message" > mail_to_send
+
+	# If a html email is required. Apply html tags to the message.
+ 	if [ "$admin_mail_html" -eq 1 ]
+ 	then
+		# Insert 'br' tags at each ending of lines.
+		ynh_replace_string "$" "<br>" mail_to_send
+
+		# Insert starting HTML tags
+		sed --in-place '1s@^@<!DOCTYPE html>\n<html>\n<head></head>\n<body>\n@' mail_to_send
+
+		# Keep tabulations
+		ynh_replace_string "  " "\&#160;\&#160;" mail_to_send
+		ynh_replace_string "\t" "\&#160;\&#160;" mail_to_send
+
+		# Insert url links tags
+		ynh_replace_string "__URL_TAG1__\(.*\)__URL_TAG2__\(.*\)__URL_TAG3__" "<a href=\"\2\">\1</a>" mail_to_send
+
+		# Insert pre tags
+		ynh_replace_string "__PRE_TAG1__" "<pre>" mail_to_send
+		ynh_replace_string "__PRE_TAG2__" "<\pre>" mail_to_send
+
+		# Insert finishing HTML tags
+		echo -e "\n</body>\n</html>" >> mail_to_send
+
+	# Otherwise, remove tags to keep a plain text.
+	else
+		# Remove URL tags
+		ynh_replace_string "__URL_TAG[1,3]__" "" mail_to_send
+		ynh_replace_string "__URL_TAG2__" ": " mail_to_send
+
+		# Remove PRE tags
+		ynh_replace_string "__PRE_TAG[1-2]__" "" mail_to_send
+	fi
+
+	# Define binary to use for mail command
+	if [ -e /usr/bin/bsd-mailx ]
+	then
+		local mail_bin=/usr/bin/bsd-mailx
+	else
+		local mail_bin=/usr/bin/mail.mailutils
+	fi
+
+	if [ "$admin_mail_html" -eq 1 ]
+	then
+		content_type="text/html"
+	else
+		content_type="text/plain"
+	fi
+
+	# Send the email to the recipients
+	cat mail_to_send | $mail_bin -a "Content-Type: $content_type; charset=UTF-8" -s "$mail_subject" "$recipients"
+}
\ No newline at end of file
diff --git a/scripts/change_url b/scripts/change_url
index b8e5fcd..5fdb8a9 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -28,11 +28,6 @@ ynh_script_progression --message="Loading installation settings..."
 
 # Needed for helper "ynh_add_nginx_config"
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
-
-# Add settings here as needed by your application
-#db_name=$(ynh_app_setting_get --app=$app --key=db_name)
-#db_user=$db_name
-#db_pwd=$(ynh_app_setting_get --app=$app --key=db_pwd)
 phpversion=$(ynh_app_setting_get --app=$app --key=phpversion)
 
 #=================================================
diff --git a/scripts/install b/scripts/install
index 437d53c..24f6541 100644
--- a/scripts/install
+++ b/scripts/install
@@ -7,7 +7,6 @@
 #=================================================
 
 source _common.sh
-source ynh_send_readme_to_admin
 source /usr/share/yunohost/helpers
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 5436261..f44027a 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -7,7 +7,6 @@
 #=================================================
 
 source _common.sh
-source ynh_package_version
 source /usr/share/yunohost/helpers
 
 #=================================================
diff --git a/scripts/ynh_package_version b/scripts/ynh_package_version
deleted file mode 100644
index f6b5fd1..0000000
--- a/scripts/ynh_package_version
+++ /dev/null
@@ -1,27 +0,0 @@
-#!/bin/bash
-
-read_json () {
-    sudo python3 -c "import sys, json;print(json.load(open('$1'))['$2'])"
-}
-
-read_manifest () {
-    if [ -f '../manifest.json' ] ; then
-        read_json '../manifest.json' "$1"
-    else
-        read_json '../settings/manifest.json' "$1"
-    fi
-}
-
-abort_if_up_to_date () {
-    version=$(read_json "/etc/yunohost/apps/$YNH_APP_INSTANCE_NAME/manifest.json" 'version' 2> /dev/null || echo '20160501-7')
-    last_version=$(read_manifest 'version')
-    if [ "${version}" = "${last_version}" ]; then
-        ynh_print_info "Up-to-date, nothing to do"
-        ynh_die "" 0
-    fi
-}
-
-ynh_version_gt ()
-{
-    dpkg --compare-versions "$1" gt "$2"
-}
diff --git a/scripts/ynh_send_readme_to_admin b/scripts/ynh_send_readme_to_admin
deleted file mode 100644
index 223b08d..0000000
--- a/scripts/ynh_send_readme_to_admin
+++ /dev/null
@@ -1,136 +0,0 @@
-#!/bin/bash
-
-# Send an email to inform the administrator
-#
-# usage: ynh_send_readme_to_admin --app_message=app_message [--recipients=recipients] [--type=type]
-# | arg: -m --app_message= - The file with the content to send to the administrator.
-# | arg: -r, --recipients= - The recipients of this email. Use spaces to separate multiples recipients. - default: root
-#	example: "root admin@domain"
-#	If you give the name of a YunoHost user, ynh_send_readme_to_admin will find its email adress for you
-#	example: "root admin@domain user1 user2"
-# | arg: -t, --type= - Type of mail, could be 'backup', 'change_url', 'install', 'remove', 'restore', 'upgrade'
-ynh_send_readme_to_admin() {
-	# Declare an array to define the options of this helper.
-	declare -Ar args_array=( [m]=app_message= [r]=recipients= [t]=type= )
-	local app_message
-	local recipients
-	local type
-	# Manage arguments with getopts
-
-	ynh_handle_getopts_args "$@"
-	app_message="${app_message:-}"
-	recipients="${recipients:-root}"
-	type="${type:-install}"
-
-	# Get the value of admin_mail_html
-	admin_mail_html=$(ynh_app_setting_get $app admin_mail_html)
-	admin_mail_html="${admin_mail_html:-0}"
-
-	# Retrieve the email of users
-	find_mails () {
-		local list_mails="$1"
-		local mail
-		local recipients=" "
-		# Read each mail in argument
-		for mail in $list_mails
-		do
-			# Keep root or a real email address as it is
-			if [ "$mail" = "root" ] || echo "$mail" | grep --quiet "@"
-			then
-				recipients="$recipients $mail"
-			else
-				# But replace an user name without a domain after by its email
-				if mail=$(ynh_user_get_info "$mail" "mail" 2> /dev/null)
-				then
-					recipients="$recipients $mail"
-				fi
-			fi
-		done
-		echo "$recipients"
-	}
-	recipients=$(find_mails "$recipients")
-
-	# Subject base
-	local mail_subject="☁️🆈🅽🅷☁️: \`$app\`"
-
-	# Adapt the subject according to the type of mail required.
-	if [ "$type" = "backup" ]; then
-		mail_subject="$mail_subject has just been backup."
-	elif [ "$type" = "change_url" ]; then
-		mail_subject="$mail_subject has just been moved to a new URL!"
-	elif [ "$type" = "remove" ]; then
-		mail_subject="$mail_subject has just been removed!"
-	elif [ "$type" = "restore" ]; then
-		mail_subject="$mail_subject has just been restored!"
-	elif [ "$type" = "upgrade" ]; then
-		mail_subject="$mail_subject has just been upgraded!"
-	else	# install
-		mail_subject="$mail_subject has just been installed!"
-	fi
-
-	local mail_message="This is an automated message from your beloved YunoHost server.
-Specific information for the application $app.
-$(if [ -n "$app_message" ]
-then
-	cat "$app_message"
-else
-	echo "...No specific information..."
-fi)
----
-Automatic diagnosis data from YunoHost
-__PRE_TAG1__$(yunohost tools diagnosis | grep -B 100 "services:" | sed '/services:/d')__PRE_TAG2__"
-
-	# Store the message into a file for further modifications.
-	echo "$mail_message" > mail_to_send
-
-	# If a html email is required. Apply html tags to the message.
- 	if [ "$admin_mail_html" -eq 1 ]
- 	then
-		# Insert 'br' tags at each ending of lines.
-		ynh_replace_string "$" "<br>" mail_to_send
-
-		# Insert starting HTML tags
-		sed --in-place '1s@^@<!DOCTYPE html>\n<html>\n<head></head>\n<body>\n@' mail_to_send
-
-		# Keep tabulations
-		ynh_replace_string "  " "\&#160;\&#160;" mail_to_send
-		ynh_replace_string "\t" "\&#160;\&#160;" mail_to_send
-
-		# Insert url links tags
-		ynh_replace_string "__URL_TAG1__\(.*\)__URL_TAG2__\(.*\)__URL_TAG3__" "<a href=\"\2\">\1</a>" mail_to_send
-
-		# Insert pre tags
-		ynh_replace_string "__PRE_TAG1__" "<pre>" mail_to_send
-		ynh_replace_string "__PRE_TAG2__" "<\pre>" mail_to_send
-
-		# Insert finishing HTML tags
-		echo -e "\n</body>\n</html>" >> mail_to_send
-
-	# Otherwise, remove tags to keep a plain text.
-	else
-		# Remove URL tags
-		ynh_replace_string "__URL_TAG[1,3]__" "" mail_to_send
-		ynh_replace_string "__URL_TAG2__" ": " mail_to_send
-
-		# Remove PRE tags
-		ynh_replace_string "__PRE_TAG[1-2]__" "" mail_to_send
-	fi
-
-	# Define binary to use for mail command
-	if [ -e /usr/bin/bsd-mailx ]
-	then
-		local mail_bin=/usr/bin/bsd-mailx
-	else
-		local mail_bin=/usr/bin/mail.mailutils
-	fi
-
-	if [ "$admin_mail_html" -eq 1 ]
-	then
-		content_type="text/html"
-	else
-		content_type="text/plain"
-	fi
-
-	# Send the email to the recipients
-	cat mail_to_send | $mail_bin -a "Content-Type: $content_type; charset=UTF-8" -s "$mail_subject" "$recipients"
-}
\ No newline at end of file