Implement XEP-0198 revision 1.5.2 and limit number of hibernated sessions per user Revision 1.5.2 allows sending h-values on resumes that fail due to hibernation timeout and to send out a smacks ack directly before the stream close tag. I also made the used timers stoppable even for prosody 0.10 and below, this makes the smacks-ack-delayed event more useful.

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summary: Allow server administrators to probe any user
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This module lets server administrators send `<presence type="probe"/>`
to any local user and receive their presence in response, bypassing
roster checks.