dnsmasq: Add sequential_ip UCI parameter

When enabled the dnsmasq DHCP server allocates the IP addresses sequentially
starting from the lowest available IP address.

Signed-off-by: Hans Dedecker <dedeckeh@gmail.com>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@46211 3c298f89-4303-0410-b956-a3cf2f4a3e73

package/network/services/dnsmasq/files/dnsmasq.init

@@ -135,6 +135,7 @@ dnsmasq() {
 	append_bool "$cfg" proxydnssec "--proxy-dnssec"
 	append_bool "$cfg" localservice "--local-service"
 	append_bool "$cfg" quietdhcp "--quiet-dhcp"
+	append_bool "$cfg" sequential_ip "--dhcp-sequential-ip"
 
 	append_parm "$cfg" dhcpscript "--dhcp-script"
 	append_parm "$cfg" cachesize "--cache-size"