core.componentmanager: Really fix marking components as disconnected when unregistered

configure: Honour --sysconfdir parameter; thanks to Michael Scherer

mod_posix: Fix calls to log() (replace with module:log) and make some global accesses explicit

mod_posix: Fix for removing the pidfile on exit

mod_muc: The default component name is now 'Chatrooms'

mod_muc: The default room name is the room node

Automated merge with http://waqas.ath.cx:8000/

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mercurial