~/.xmonad: Start terminal without tmux.

At least until I figure out how to always resume a session. But for now
starting it manually does what I want in most cases.

.xmonad/xmonad.hs

@@ -30,7 +30,7 @@ main = do
    dbusClient <- connectSession
    xmonad $ defaultConfig {
        modMask  = mod4Mask,
        terminal = "sakura -x tmux",
        terminal = "sakura",
        startupHook = setWMName "LG3D",
        -- Ignore docks (via some WM_* attribute?)
        manageHook = composeAll [