override nginx.conf so we can use gzip

.platform/nginx/conf.d/elasticbeanstalk/00_application.conf

@@ -1,5 +1,4 @@
 listen 443 default_server;
-gzip on;
 location / {
      set $redirect 0;
      if ($server_port != 443) {

.platform/nginx/nginx.conf

@@ -0,0 +1,41 @@
+#Elastic Beanstalk Nginx Configuration File
+
+user                    nginx;
+error_log               /var/log/nginx/error.log warn;
+pid                     /var/run/nginx.pid;
+worker_processes        auto;
+worker_rlimit_nofile    65727;
+
+events {
+    worker_connections  1024;
+}
+
+http {
+    include       /etc/nginx/mime.types;
+    default_type  application/octet-stream;
+
+    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
+                      '$status $body_bytes_sent "$http_referer" '
+                      '"$http_user_agent" "$http_x_forwarded_for"';
+
+    include       conf.d/*.conf;
+
+    map $http_upgrade $connection_upgrade {
+        default     "upgrade";
+    }
+
+    server {
+        listen        80 default_server;
+        access_log    /var/log/nginx/access.log main;
+
+        client_header_timeout 60;
+        client_body_timeout   60;
+        keepalive_timeout     60;
+        gzip                  on;
+        gzip_comp_level       4;
+        gzip_types text/plain text/css application/json application/javascript application/x-javascript text/xml application/xml application/xml+rss text/javascript;
+
+        # Include the Elastic Beanstalk generated locations
+        include conf.d/elasticbeanstalk/*.conf;
+    }
+}