mod_debug_traceback: Remove direct POSIX signal handling, require Prosody 0.12+
Hooking an event is safer than directly hooking signals
For context see Prosody trunk rev 69faf3552d52
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labels:
summary: Report server uptime in presence
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Introduction
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This module simply responds to a presence probe sent to the server with
a presence staza containing a timestamp from when the server started.
This is imagined as an alternative to the XEP-0012 "Last Activity"
protocol that can seem a bit overloaded.