xmonad: swap window shrink/expand keybindings by hostname
xmonad: swap window shrink/expand keybindings by hostname

Since k0 does not use the Master area if at all, we prefer the
shiftMask-less bindings for shrink/expanding the *slave* area.

listx/syscfg,listx/syscfg,listx/syscfg,listx/syscfg,listx/syscfg