Add dhcpcd-6.4.3, a fully featured yet light weight

DHCPv4/IPv4LL/IPv6RS/DHCPv6 quad stack client.

Signed-off-by: Roy Marples <roy@marples.name>

net/dhcpcd/files/dhcpcd.init

@@ -0,0 +1,24 @@
+#!/bin/sh /etc/rc.common
+#
+# Copyright (C) 2014 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+START=30
+STOP=85
+USE_PROCD=1
+
+start_service()
+{
+	procd_open_instance
+	procd_set_param command /sbin/dhcpcd -B
+	procd_set_param respawn
+	procd_close_instance
+}
+
+reload_service()
+{
+	/sbin/dhcpcd -n
+}