Switch to gnu stow and add emacs pdf-tools

scripts/polybar/polybar.sh

@@ -0,0 +1,14 @@
+connected=$(xrandr --query | grep "DP-3" | grep " connected" | cut -d" " -f1)
+
+if type "xrandr"; then
+  for m in $(xrandr --query | grep " connected" | cut -d" " -f1); do
+    # workaround to always show tray, when external mon is connected
+    if [ "$m" == "eDP-1" ] && [ "$connected" == "DP-3" ]; then
+      pos="none"
+    fi
+    MON=$m TRAYPOS=$pos polybar --reload bar &
+    pos=
+  done
+else
+  polybar --reload bar &
+fi