Remove unneeded shell utils

shell_utils/create_user.sh

@@ -1,10 +0,0 @@
-#!/bin/bash
-
-useradd -m kitten
-
-# Useless: the sudoer file comes from the repository
-#echo "Cmnd_Alias GROOMER_CMDS = /home/kitten/kitten_mount_src, \
-#    /home/kitten/kitten_mount_dst, /home/kitten/kitten_umount" >> /etc/sudoers
-#echo "kitten  ALL=(ALL) NOPASSWD: GROOMER_CMDS" >> /etc/sudoers
-
-# /!\ REMOVE SUDO RIGHTS TO USER pi

shell_utils/simple_mount_image.sh

@@ -1,7 +0,0 @@
-#!/bin/bash
-
-IMAGE='2016-05-12_CIRCLean.img'
-OFFSET=$((512 * 131072))
-
-mkdir /mnt/rpi
-mount -v -o offset=${OFFSET} -t ext4 ${IMAGE} /mnt/rpi