diff --git a/group_vars/all/all.yml.old b/group_vars/all/all.yml.old
deleted file mode 100644
index db4e940..0000000
--- a/group_vars/all/all.yml.old
+++ /dev/null
@@ -1,77 +0,0 @@
----
-time_zone: 'Europe/Rome'
-domain_name: 'isti.cnr.it'
-iptables_default_policy: REJECT
-nagios_enabled: False
-postfix_relay_host: smtp-srv.isti.cnr.it
-postfix_relay_client: False
-postfix_use_letsencrypt: True
-# SMTP server
-# postfix_smtp_relay_user: smtp-wow
-#
-letsencrypt_acme_install: True
-letsencrypt_email: s2i2s@isti.cnr.it
-letsencrypt_acme_email: s2i2s@isti.cnr.it
-letsencrypt_acme_cron_day_of_month: '1-15'
-letsencrypt_acme_sh_explicitly_install_certs: True
-letsencrypt_ocsp_must_staple: True
-letsencrypt_acme_sh_use_ecc: False
-http_port: 80
-https_port: 443
-
-resolv_conf_ip:
-  - '146.48.80.4'
-  - '146.48.80.3'
-
-wordpress_servername: 'wow.area.pi.cnr.it'
-wordpress_aliases: 'wow.{{ domain_name }}'
-wordpress_admin_email: 'roberta.diciotti@isti.cnr.it'
-wordpress_title: 'Win on Waste'
-wordpress_upload_max_filesize: 200M
-
-phpmyadmin_install: True
-phpmyadmin_shared_installation: True
-phpmyadmin_behind_nginx: True
-phpmyadmin_behind_apache: False
-phpmyadmin_phpfpm_app_context: '/'
-phpmyadmin_phpfpm_virthost: '{{ ansible_fqdn }}'
-phpmyadmin_default_lang: 'it'
-phpmyadmin_target_servers:
-  - { id: '1', description: 'WOW WP', host: 'localhost', port: 3306, socket: '', ssl: 'false', auth_type: 'cookie', user: '', password: '', only_db: "'wp_db'", allowroot: 'false' }
-
-phpfpm_listen_on_socket: True
-# Remove the phpmyadmin_phpfpm_pool from the list if phpMyAdmin is not required
-phpfpm_pools:
-  - '{{ wordpress_phpfpm_pool }}'
-  - '{{ phpmyadmin_phpfpm_pool }}'
-
-letsencrypt_acme_sh_domains:
-  - { domain: '{{ ansible_fqdn }}', standalone: True }
-  - { domain: '{{ wordpress_servername }}', standalone: True }
-  - { domain: 'wow.isti.cnr.it', standalone: True }
-
-users_system_users:
-  - { login: 'andrea.dellamico', name: "Andrea Dell'Amico", home: '{{ users_home_dir }}', createhome: 'yes', ssh_key: '{{ andrea_dellamico }}', shell: '/bin/bash', admin: True, limited_sudoers_user: False }
-  - { login: 'tommaso.piccioli', name: "Tommaso Piccioli", home: '{{ users_home_dir }}', createhome: 'yes', ssh_key: '{{ tommaso_piccioli }}', shell: '/bin/bash', admin: True, limited_sudoers_user: False }
-  - { login: 'franca.debole', name: "Franca Debole", home: '{{ users_home_dir }}', createhome: 'yes', ssh_key: '{{ franca_debole }}', shell: '/bin/bash', admin: True, limited_sudoers_user: False }
-
-sshd_enable_sftp_subsystem: True
-sshd_enable_sftp_jail: True
-sshd_sftp_chroot_match_group: '{{ wordpress_system_user }}'
-sshd_sftp_chroot_directory: '/var/www/html'
-
-users_additional_groups:
-  - { group: '{{ sshd_sftp_chroot_match_group }}' }
-users_system_users_adjunct:
-  - { login: 'roberta.diciotti', group: '{{ sshd_sftp_chroot_match_group }}', name: "Roberta Diciotti", home: '{{ users_home_dir }}', createhome: 'yes', ssh_key: '{{ roberta_diciotti_ssh_key }}', shell: '/usr/sbin/nologin', admin: False, log_as_root: False }
-
-additional_data_directories:
-  - { name: '{{ wordpress_doc_root }}', file: False, create: False, perms: '0755', owner: '{{ wordpress_system_user }}', group: '{{ common_users_group }}', aclperms: 'rwX' }
-
-
-andrea_dellamico: ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDZ9n6B+J5S7NPnwjejPC2WrvcRzC07WPnAoQ7ZHZ0Mv9JakyWItswzI3Drz/zI0mCamyuye+9dWz9v/ZRwUfBobVyXuptRaZIwxlMC/KsTZofpp3RHOBTteZ4/VM0VhEeiOHu+GuzNE0fRB2gsusWeMMae2cq4TjVAOMcQmJX496L703Smc14gFrP8y/P9jbC5HquuVnPR29PsW4mHidPmjdKkO7QmDfFAj44pEUGeInYOJe708C03NCpsjHw8AVdAJ6Pf16EOdDH+z8D6CByVO3s8UT0HJ85BRoIy6254/hmYLzyd/eRnCXHS/dke+ivrlA3XxG4+DmqjuJR/Jpfx adellam@semovente
-tommaso_piccioli: ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAzcHuDU7PgJwz34AsVG0E2+ZRx17ZKW1uDEGABNk3Z60/c9LTwWKPj6kcIRy6RzFJI5X+IgPJnYouXVmJsIWjVL8IRk8fP1ffJC6Fyf6H7+fCxu/Wwed5OoOCvKeZ0bEmJ1tlXFM6+EnxKqLCvz3fsNy8e4WKMnpS1hT8K6YB7PMjt60S3wOaxds1Lv4NmmgnfGM5uZFYrZCx1/GJCzNSh7AEEEUIVQ1B8xmXbet7whNiwDmiOnXSlt38dkIYT8kNMuRCj/r9wPr7FmoUCOFzUVXTcnuYagKyURrZ8QDyHbK6XQLYXgvCz/lWoErGFbDqpmBHHyvKSeLPxYfJpWJ70w== tom@tom
-luca_trupiano: ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQC+KPRBXAPaWowOs8GQh/x357VIXO2mXZWQ3x/rJ+6OvU30ks95Fz2FgC2QpvMsuGOjlbJteyzbEBRNr/R0ix1DAuAYR14VrLZffIw+Sx7Hi4UC90WgreQJixfbqT/FE2bw0aCW0qYJSWulTopf3WXxjiB1GcU7IcMzFO6sF0NddmK0bI7QOHltdznxu/5pgmulY1KkwwdvXHOSNnUoQSU0VH/5agiP3dTvL4M1xRNDgfbbK3e2a5/bNLO0SDHGAhx0ajjf/A+Vuu492X6wvQfsZuyL0Yo+co/ofmY+llR4zM+/vAMsskk8AdVXdM85JNwGDFgpQFgBQgzCmDlUXRCL luca@tacitus
-franca_debole: ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQC5al6w7Lsm2hVP5Ak3y1YVuqB02vrCvlNQSjF3+y4U/KwSsLDk0EtK6cZQuplehVK+XkdiIxECTokyvwulfHSMa25p8l4bjUA44TTdeWlHjcFgt2SFXbSeAY/XeoukKlafccKqVF0ySrKIIQj94oWIB15qIZMSg8HVIU6XtpHjlF2w8K+YrzmDnU3hs+f1bHp9gi5Q2JKVqm3ZIiUIvb1bYGNq7rdMf0xjAn1ZGuvmEIRSwqR8YMtyIHnrPsMh+sdnV3PosyUQRt/b74Df/ufvJ2t9QBlOprrCQxWibcjYktDOBP4AT5he3giXjz51FJqx7hEj2ISVSiwln5G/cPor franca@Mac.local
-
-roberta_diciotti_ssh_key: ssh-rsa AAAAB3NzaC1yc2EAAAABJQAAAIEAhCFhyLQEdB/uQSugmzK22AfMZMEmnBDjY3uZaASHYPUufVzLyyDby1C6H9O3Zp1EyUbfID5V3GlOXglU4Fg420m9dQQ9EKgTdPHsOhMuEOeEeKElLcxwDqO4QaWkiM/aMQYPdoLa57JTN+7VeI7IjdGHJvxAYUkWoneHEvGTfU8=