miniupnpc: API_VERSION 11
miniupnpc/receivedata.c: clean up comments
miniupnpc/receivedata.c: zero src_addr to silence valgrind
miniupnpc-libevent: add upnpc_delete_port_mapping()
miniupnpc-libevent/upnpc-libevent.c: detect local IP address and use it
Added miniupnpc-async and miniupnpc-libevent
miniupnpc-libevent: use service type from root description
Merge branch 'master' into search_all

Conflicts:
	miniupnpc/apiversions.txt