add some scripts to try bootstraping using arch/debian methods

Signed-off-by: Nico Schottelius <nico@wurzel.schottelius.org>

hacking/arch_bootstrap.sh

@@ -0,0 +1,4 @@
+#!/bin/sh
+
+fakeroot pacman -r $(pwd -P)/preos -Syu --noconfirm --cachedir $(pwd -P)/preos/var/cache/pacman base 
+

hacking/debian_bootstrap.sh

@@ -0,0 +1,3 @@
+#!/bin/sh
+
+fakeroot debootstrap jessie ./preos-debootstrap/