nginx config add image, video file cache control

conf/nginx_machete.conf

@@ -11,6 +11,14 @@ server {
     root /var/www/machete/www;
     index index.php index.html;
 
+    location ~ .*\.(gif|jpg|jpeg|png|webp|bmp|swf|js|css|ico|mp4|ts)$ {
+        expires 30d;
+    }
+
+    gzip on;
+    gzip_comp_level 4;
+    gzip_types text/css text/xml application/x-javascript application/atom+xml application/rss+xml application/x-shockwave-flash;
+
     location / {
         try_files $uri $uri/ /index.php?$args;
     }