Catch up to current in external/bsd/dhcpcd/, requested by roy in ticket #707:

external/bsd/dhcpcd/dist/configure              up to 1.1.1.7
external/bsd/dhcpcd/dist/hooks/10-wpa_supplicant up to 1.1.1.2
external/bsd/dhcpcd/dist/hooks/15-timezone      up to 1.1.1.2
external/bsd/dhcpcd/dist/hooks/20-resolv.conf  up to 1.1.1.2
external/bsd/dhcpcd/dist/hooks/29-lookup-hostname up to 1.1.1.2
external/bsd/dhcpcd/dist/hooks/30-hostname      up to 1.1.1.2
external/bsd/dhcpcd/dist/hooks/50-ntp.conf      up to 1.1.1.2
external/bsd/dhcpcd/dist/hooks/50-yp.conf      up to 1.1.1.2
external/bsd/dhcpcd/dist/hooks/50-ypbind.in    up to 1.1.1.2
external/bsd/dhcpcd/dist/hooks/dhcpcd-run-hooks.8.in up to 1.1.1.4
external/bsd/dhcpcd/dist/hooks/dhcpcd-run-hooks.in up to 1.1.1.4
external/bsd/dhcpcd/dist/src/arp.c              up to 1.1.1.6
external/bsd/dhcpcd/dist/src/common.h          up to 1.1.1.4
external/bsd/dhcpcd/dist/src/defs.h            up to 1.1.1.11
external/bsd/dhcpcd/dist/src/dhcp.c            up to 1.9
external/bsd/dhcpcd/dist/src/dhcp.h            up to 1.1.1.5
external/bsd/dhcpcd/dist/src/dhcp6.c            up to 1.1.1.10
external/bsd/dhcpcd/dist/src/dhcp6.h            up to 1.1.1.4
external/bsd/dhcpcd/dist/src/dhcpcd.8.in        up to 1.1.1.8
external/bsd/dhcpcd/dist/src/dhcpcd.c          up to 1.10
external/bsd/dhcpcd/dist/src/dhcpcd.conf.5.in  up to 1.1.1.7
external/bsd/dhcpcd/dist/src/dhcpcd.h          up to 1.1.1.5
external/bsd/dhcpcd/dist/src/if-bsd.c          up to 1.1.1.7
external/bsd/dhcpcd/dist/src/if-linux.c        up to 1.1.1.8
external/bsd/dhcpcd/dist/src/if-options.c      up to 1.8
external/bsd/dhcpcd/dist/src/if-options.h      up to 1.1.1.7
external/bsd/dhcpcd/dist/src/if-sun.c          up to 1.1.1.4
external/bsd/dhcpcd/dist/src/if.c              up to 1.1.1.8
external/bsd/dhcpcd/dist/src/if.h              up to 1.1.1.5
external/bsd/dhcpcd/dist/src/ipv4.c            up to 1.1.1.9
external/bsd/dhcpcd/dist/src/ipv4.h            up to 1.1.1.4
external/bsd/dhcpcd/dist/src/ipv6.c            up to 1.1.1.8
external/bsd/dhcpcd/dist/src/ipv6.h            up to 1.1.1.6
external/bsd/dhcpcd/dist/src/ipv6nd.c          up to 1.1.1.7
external/bsd/dhcpcd/dist/src/ipv6nd.h          up to 1.1.1.5
external/bsd/dhcpcd/dist/src/logerr.h          up to 1.1.1.3
external/bsd/dhcpcd/dist/src/route.c            up to 1.1.1.6
external/bsd/dhcpcd/dist/src/route.h            up to 1.1.1.4
external/bsd/dhcpcd/dist/src/dev/udev.c        up to 1.1.1.2
external/bsd/dhcpcd/dist/tests/eloop-bench/eloop-bench.c up to 1.1.1.3
external/bsd/dhcpcd/include/config.h            up to 1.3
external/bsd/dhcpcd/sbin/dhcpcd/Makefile        up to 1.43

Import dhcpcd-7.0.1 with the following changes:

  *  hooks: remove use of local builtin for better portability
  *  dhcpcd: don't log errors working out carrier for departed interfaces
  *  ipv4: allow configuration of static broadcast address
  *  if: don't set MTU during interface discovery
  *  if: don't activate non matching interfaces to commandline ones
  *  eloop-bench: fix hangs when using a large number of cycles
  *  dhcp: don't bind when we've just probed an address to inform

Import dhcpcd-7.0.2 with the following changes:

  *  Added support for setproctitle(3)
  *  Kernel RA is no longer disabled when IPv6 is disabled in dhcpcd
  *  DHCPv6 PD is no longer stopped if no Routers are found
  *  If the DHCP leased address is deleted, enter the reboot state
  *  DHCPv6 unicast is no longer performed when not in master mode
  *  dhcpcd will now detect netlink/route socket overflows ad re-sync

Import dhcpcd-7.0.3 with the following changes:

  *  dhcp6: fix a null termination overflow on status messages
  *  options: static routes can be setup in global context again
  *  routes: dhcpcd added host routes are now reported correctly

(martin)