Log Message:
miniupnpd: updated to 2.1

VERSION 2.1
* option to store remaining time in leasefile
* pf: set dst address in rule if use_ext_ip_addr is set
* Add options for netfilter scripts
* Use monotonic clock for timeouts, etc.
* Add option force_igd_desc_v1 to force devices and services versions
   to 1 in IGD v2 mode
* Fix a few buffer overrun in SSDP and SOAP parsing
* PCP : reset epoch after address change
* merge https://github.com/miniupnp/miniupnp/tree/randomize_url branch
* get SSDP packet receiving interface index and use it to check if the
   packet is from a LAN
* default to client address for AddPortMapping when <NewInternalClient>
   is empty
* pass ext_if_name to add_pinhole()
* Fix UDA-1.2.10 Man header empty or invalid
* Do not try to open IPv6 sockets once it is disabled
* Fix "AddPinhole Twice" test
* fixes build for Solaris/SunOS
* fixes build error on DragonFly BSD