small updates

xsession/bin/lupan-set-theme

@@ -11,10 +11,10 @@ if [ "$THEME" = "toggle" ]; then
 fi
 
 if [ "$THEME" = dark ]; then
-    GTK_THEME=Materia-dark
+    GTK_THEME=Arc-Dark
     rm -f ~/.lightmode
 elif [ "$THEME" = light ]; then
-    GTK_THEME=Materia-light
+    GTK_THEME=Arc-Light
     touch ~/.lightmode
 else
     echo "error: unknown theme: should be either dark, light or toggle" >&2

xsession/bin/st-abduco-tabbed

@@ -1,15 +0,0 @@
-#!/bin/sh
-
-if [ $# -eq 0 ]; then
-	exec tabbed "$0" -w
-fi
-
-if [ "$1" = "-w" ] && [ -n "$2" ]; then
-	name=$(abduco | tail +2 | awk -F'\t' '{ print $NF }' | dmenu -p session: -l 10)
-	if [ -n "$name" ]; then
-		exec st -w "$2" -t "$name" -e abduco -A "$name" "$SHELL"
-	fi
-else
-	echo error: requires either no arguments or single option -w with and argument >&2
-	exit 1
-fi