rc.lua.template: add rofi with dmenu theme as option

rc.lua.template

@@ -507,6 +507,15 @@ globalkeys = my_table.join(
         end,
         {description = "show dmenu", group = "launcher"})
     --]]
+    -- alternatively use rofi, a dmenu-like application with more features
+    -- check https://github.com/DaveDavenport/rofi for more details
+    --[[ rofi
+    awful.key({ modkey }, "x", function ()
+            os.execute(string.format("rofi -show %s -theme %s",
+            'run', 'dmenu'))
+        end,
+        {description = "show rofi", group = "launcher"}),
+    --]]
     -- Prompt
     awful.key({ modkey }, "r", function () awful.screen.focused().mypromptbox:run() end,
               {description = "run prompt", group = "launcher"}),