ramips: add initial support for SamKnows SK-WB8

Signed-off-by: Andrew Yong <me@ndoo.sg>

target/linux/ramips/base-files/etc/init.d/bootcount

@@ -0,0 +1,11 @@
+#!/bin/sh /etc/rc.common
+. /lib/ramips.sh
+
+START=99
+
+start() {
+	local board=$(ramips_board_name)
+	if [ $board = "sk-wb8" ]; then
+		fw_setenv bootcount 0
+	fi
+}