templates: make dropdowns menus work when JavaScript is disabled (#4780)
templates: make dropdowns menus work when JavaScript is disabled (#4780)

* Make dropdowns menus work when JavaScript is disabled

* Update head.tmpl

* Update head.tmpl

mukaiu/gogs,chriswatt/gogs,chriswatt/gogs,gogits/gogs,gogits/gogs,chriswatt/gogs,mukaiu/gogs,gogits/gogs,mukaiu/gogs