Fix Spacing, Rofi Keybindings, & Use ~/.scripts

- Fix spacing around and between windows
- Add keybindings for rofi-rbw & control center
- Replace keybindings for actions with rofi menu
- Move system restore processes to the end of startup hook
- Use scripts in ~/.scripts with command line arguments where possible
- Remove unnecessary shebangs at the start of scripts
- Replace polybar powermenu with clickable icon that launches rofi

polybar/scripts/dunst-notification-status.sh

@@ -1,6 +1,4 @@
 #!/bin/bash
-#!/bin/bash
-
 # Check if dunst is running
 if pgrep -x "dunst" > /dev/null
 then