component AP gateway: message retractation => AP deletion Convert XEP-0424 message retractation request to suitable AP delete activity. The message workflow and its triggers are now used instead of a direct observer, as it is now possible to do so with component, and this let other plugin to parse and eventually update metadata. rel 367

[DEFAULT]
xmpp_domain = server1.test
email_server = libervia-backend.test
email_port = 8025
email_admins_list = admin@server1.test

[component file-sharing]
http_upload_public_facing_url = http://localhost:7777
http_upload_connection_type = http
http_upload_port = 7777