Hi devs,
I have just pushed bug 12904 and 2 lines are added to the apache config files.
You will need to update your misc4dev repo and reset_all
You can also add these 2 lines to the config files:
+RewriteRule ^(.*)_(.*).js$ $1.js [N,L]
+RewriteRule ^(.*)_(.*).css$ $1.css [N,L]