Noissue - Proxy more locations from beta.adblockplus.org to the old server

modules/web/templates/adblockplus.org.conf.erb

 # XSS and clickjacking prevention headers
 
 set $csp_frame "";
 if ($uri ~ ^/(:?\w\w(_\w\w)?/)?(?:index|firefox|chrome|opera|android|internet-explorer|safari|yandex-browser|maxthon)?$)
 {
   set $csp_frame "; frame-src www.youtube-nocookie.com;";
 }
 add_header Content-Security-Policy "default-src 'self'; img-src * data:; style-src 'self' 'unsafe-inline'; script-src 'self' 'unsafe-inline' 'unsafe-eval' $csp_frame";
 add_header X-Frame-Options "sameorigin";
 
@@ skipping 160 matching lines @@
   {
     set $lang "en";
   }
   if ($link = "share")
   {
     rewrite ^ https://share.adblockplus.org/$lang/? redirect;
   }
   rewrite ^ /$lang/$link$anchor? redirect;
 }
 
-location /devbuilds
-{
-  rewrite ^(.*) https://downloads.adblockplus.org$1;
-}
-
 # Locations still served by the legacy server
 
 location ~ ^(/blog|/releases|/development-builds|/atom|/rss|/category|/section|/author|/file_download|/textpattern|/default-static|/_override-static)($|/)
 {
   try_files $uri @proxied;
 }
+location /devbuilds
+{
+  try_files $uri @proxied;
+}
+location /submitEmail
+{
+  try_files $uri @proxied;
+}
 location /forum
 {
   try_files $uri @proxied;
 }
 location /subscriptions.xml
 {
   try_files $uri @proxied;
 }
 location /subscriptions2.xml
 {
@@ skipping 13 matching lines @@
 }
 location @proxied
 {
   proxy_pass https://server_16.adblockplus.org;
   proxy_set_header Host adblockplus.org;
   proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
   proxy_redirect https://adblockplus.org/ https://$host/;
   sub_filter_once off;
   sub_filter https://adblockplus.org/ https://$host/;
 }