Logger bump to Ubuntu 18.04 & Migrate to Zeek

Vagrant/resources/zeek/zeek.service

@@ -0,0 +1,17 @@
+[Unit]
+Description=Zeek
+After=network.target
+
+[Service]
+ExecStartPre=-/opt/zeek/bin/zeekctl cleanup
+ExecStartPre=/opt/zeek/bin/zeekctl check
+ExecStartPre=/opt/zeek/bin/zeekctl install
+ExecStart=/opt/zeek/bin/zeekctl start
+ExecStop=/opt/zeek/bin/zeekctl stop
+RestartSec=10s
+Type=oneshot
+RemainAfterExit=yes
+TimeoutStopSec=600
+
+[Install]
+WantedBy=multi-user.target