Update buidlroot to version 2016.08.1

bsp/buildroot/package/quagga/quagga@.service

@@ -0,0 +1,17 @@
+[Unit]
+Description=Quagga %i routing daemon
+ConditionFileIsExecutable=/usr/sbin/%i
+Wants=quagga@zebra.service
+
+[Service]
+Type=simple
+EnvironmentFile=/etc/default/quagga-%i
+PrivateTmp=true
+# Systemd doesn't like having %i in the executable path.
+ExecStart=/usr/bin/env /usr/sbin/%i $OPTS -f /etc/quagga/%i.conf
+ExecReload=/bin/kill -HUP $MAINPID
+Restart=on-failure
+
+[Install]
+WantedBy=multi-user.target
+