Add a up-to-date global, commented config file for sat in the repository or in the wiki
An example config file should be placed in the repository or in the wiki. https://repos.goffi.org/sat/file/tip
$ cat sat.example.conf
# This config file should be adapted and moved to /home/user/.config/sat/.
# You must rename it as sat.conf.
[DEFAULT]
media_dir = /usr/share/sat/media
log_level = info
email_from = mail@example.org
email_server = localhost
#email_sender_domain =
#email_port = 25
#email_username =
#email_password =
#email_starttls = 0
#email_auth = 0
email_admins_list = mail@example.org
pubsub_service = pubsub.example.org
[plugin account]
new_account_server = example.org
new_account_domain = example.org
new_account_resource = libervia
#prosody_path = /home/dev/workspace/prosody-hg/
#prosodyctl = prosodyctl
[plugin demo directory]
activate = 1
[plugin muc]
default_muc = sat@chat.jabberfr.org
[libervia]
connection_type = http
port = 8080
port_https = 8443
port_https_ext = 8443
redirect_to_https = 0
security_warning = 1
tls_certificate = /home/user/.config/sat/libervia.pem
passphrase = pass_phrase
data_dir = /usr/share/libervia