util.startup: Allow supplying an argument parsing settings
The 'prosody' global is not global this early so there was no way to
override the process type field or argument parsing settings from
outside, e.g. from the migrator.
# Prosody IM Server
## Description
Prosody is a server for Jabber/XMPP written in Lua. It aims to be easy
to use and light on resources. For developers, it aims to give a
flexible system on which to rapidly develop added functionality or
rapidly prototype new protocols.
## Useful links
Homepage: https://prosody.im/
Download: https://prosody.im/download
Documentation: https://prosody.im/doc/
Issue tracker: https://issues.prosody.im/
Jabber/XMPP Chat:
Address:
prosody@conference.prosody.im
Web interface:
https://chat.prosody.im/
Mailing lists:
User support and discussion:
https://groups.google.com/group/prosody-users
Development discussion:
https://groups.google.com/group/prosody-dev
## Installation
See the accompanying INSTALL file for help on building Prosody from source. Alternatively
see our guide at https://prosody.im/doc/install