Log Message:
Update dnsmasq to version 2.45 in order to fix CVE-2008-1447.

Changes since version 2.38:
 - Names ending in a dot now work.
 - Whitespaces arround commata in config files are now ignored.
 - Asynchronous logging.
 - New --log-dhcp flag was added.
 - RFC3046 relay agent data matching.
 - RFC3993 subscriber ID relay agent data matching.
 - RFC 5107 server-id-override DHCP relay agent option.
 - Option for interface names added.
 - SIGUSR2 now closes and reopens the log files.
 - DNS LOC record support.
 - Allow disabling the DNS functionality by setting the port to 0.
 - DNSMASQ_INTERFACE is now part of the environment of the lease change script.
 - PMTUd disabled on DHCP and TFTP sockets.
 - --dhcp-bridge now works on all BSD variants.
 - Now including a Solaris 10 SMF.
 - Random source ports for DNS queries (CVE-2008-1447).