Added emptythevoid's BadUSB collection

BadUSB/emptythevoid-BadUSB/Linux_helpers/README.md

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+A collection of BadUSB scripts to assist on Linux
+
+poweroff_linux.txt opens a terminal and runs the 'poweroff' command.
+
+shred_nvme_live_ubuntu_mate.txt is intended to be used in conjuncton with an Ubuntu Mate LiveUSB to boot a system 
+and then run sudo shred -vn1 on /dev/nvme0n1  Since it's a LiveUSB, sudo will not ask for a password. Refer to the script for further instructions.

BadUSB/emptythevoid-BadUSB/Linux_helpers/poweroff_linux.txt

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+REM Power off Linux from terminal
+
+DELAY 500
+CTRL-ALT T
+DELAY 1000
+STRING poweroff
+ENTER
+

BadUSB/emptythevoid-BadUSB/Linux_helpers/shred_nvme_live_ubuntu_mate.txt

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+REM Using an Ubuntu Mate Desktop bootable flash drive booted as a Live USB
+REM this script will run the shred command on the first nvme drive the system is aware of (change as needed)
+
+REM Run this once you're at the Install prompt
+
+REM Press Try Ubuntu Mate and then wait for manual button press on Flipper
+DELAY 500
+TAB
+DELAY 100
+ENTER
+WAIT_FOR_BUTTON_PRESS
+
+REM Run this only after the desktop has fully booted
+DELAY 500
+CTRL-ALT T
+DELAY 1000
+STRING sudo shred -vn1 /dev/nvme0n1
+ENTER