Merge branch 'patch-3' into 'develop'

Update pleroma.nginx

See merge request pleroma/pleroma!179

installation/pleroma.nginx

@@ -83,6 +83,7 @@ server {
     location /proxy {
         proxy_cache pleroma_media_cache;
         proxy_cache_lock on;
+        proxy_ignore_client_abort on;
         proxy_pass http://localhost:4000;
     }
 }