Merge branch '2018.12-rc' into task/move-config-to-php-array

mods/sample-nginx.config

@@ -91,7 +91,7 @@ server {
   # by denying dot files and rewrite request to the front controller
   location ^~ /.well-known/ {
     allow all;
-    try_files $uri /index.php?pagename=$uri&$args;
+    rewrite ^ /index.php?pagename=$uri;
   }
 
   include mime.types;