Added links to the install for Raspberry Pi links

install/dfall_install_instructions_for_raspberry_pi.md

@@ -38,7 +38,7 @@ Once the copy has completed, eject the SD card using the command:
 
 
 
-CHANGE THE BOOT-LOADER FOR RASPBERRY PI 3 B+
+## CHANGE THE BOOT-LOADER FOR RASPBERRY PI 3 B+
 Insert the SD card into your computer and open the ''config.txt'' file in your favourite editor. Adjust the lines:
 '''
 
@@ -50,14 +50,14 @@ initramfs initrd.img followkernel
 
 '''
 
+This step was taken from:
+https://www.raspberrypi.org/forums/viewtopic.php?t=233794
 
 
-## Firt launch of Ubuntu on Raspberry Pi
-
-This step is to insert the SD card into the Raspberry Pi, boot it up, and setup the Ubuntu installation. For this first boot it is required to have a wired internet connection that does not require any authentification.
 
+## FIRST BOOT OF UBUNTU ON THE RASPBERRY PI
 
-FIRST BOOT
+This step is to insert the SD card into the Raspberry Pi, boot it up, and setup the Ubuntu installation. For this first boot it is required to have a wired internet connection that does not require any authentification.
 
 After booting you are prompted to enter the username and password, which are ''ubuntu'' and ''ubuntu'' respectively. You are then asked to change the password.
 
@@ -250,7 +250,10 @@ NAME      TYPE  SIZE USED PRIO
 /swapfile file 1024M   0B   -2
 '''
 
-REMOVING THE CLOUD INIT SERVER CAPABILITY
+This step was also taken from:
+https://www.raspberrypi.org/forums/viewtopic.php?t=233794
+
+## REMOVING THE CLOUD INIT SERVER CAPABILITY
 
 
 As the Ubuntu image is a server image, it comes pre-installed with cloud-init. The boot time of the Raspberry Pi can be slower due to cloud-init, so if you do not plan to actually use the Raspberry Pi as a server, then cloud-init can be safely removed with the following commands:
@@ -260,9 +263,12 @@ sudo rm -rf /etc/cloud/
 sudo apt purge cloud-init
 '''
 
+This step was also taken from:
+https://www.raspberrypi.org/forums/viewtopic.php?t=233794
 
 
-## Install a graphical desktop interface
+
+## INSTALL A GRAPHICAL DESKTOP INTERFACE
 
 For example:
 
@@ -271,6 +277,8 @@ For example:
 Other desktops are available, for example ``xubuntu-desktop`` and ``kubuntu-desktop``, but the D-FaLL-System has only been tested to work with ``lubuntu-desktop``. Note that this can take upto an hour to install.
 
 
+
+
 ## ADD REPOSITORIES FOR MAIN, UNIVERSE, MULTIVERSE, RESTRICTED
 
 These should already be added by default, but you can check they are added by simply trying to add them (again) using the following commands: