Workaround for nginx failures when resetting tripwire

src/freedombone-controlpanel

 
                 ' | reset-tripwire
     echo ''
+
+    # Sometimes nginx fails to restart if matrix is installed
+    # Restart matrix first
+    if [ -d /etc/matrix ]; then
+        systemctl restart matrix
+        systemctl restart nginx
+    fi
+
     if [ -f /var/lib/tripwire/${HOSTNAME}.twd ]; then
         show_tripwire_verification_code
         echo $'Tripwire is now reset. Take a note of the above hash, or record'