Restructure files

legacy/polybar/scripts/cpu.sh

@@ -0,0 +1,9 @@
+#!/bin/sh
+case "$1" in
+    --popup)
+        notify-send "CPU time (%)" "$(ps axch -o cmd:10,pcpu k -pcpu | head | awk '$0=$0"%"' )"
+        ;;
+    *)
+        echo "$(grep 'cpu ' /proc/stat | awk '{cpu_usage=($2+$4)*100/($2+$4+$5)} END {printf "%0.2f%", cpu_usage}')"
+        ;;
+esac