small updates

separable/binder.lua

@@ -15,9 +15,6 @@ local app_folders = {
 	(os.getenv("XDG_DATA_HOME") or os.getenv("HOME") .. "/.local/share") .. "/applications",
 	os.getenv("HOME") .. "/Desktop",
 }
-local menubar = require("menubar")
-
-menubar.utils.terminal = conf.cmd.terminal -- Set the terminal for applications that require it
 
 local binder = { modal = mb }
 
@@ -203,7 +200,7 @@ local clientkeys = awful.util.table.join(
 				c["class"],
 				c["instance"],
 				c["type"],
-				c["pid"]
+				c["pid"] or -1
 			),
 		})
 	end)