bootstrap: Force apt not to install recommends

This is ending up in weird situations like a server having x11-common
installed.

howto/VMs-procedures/bootstrap.sh

@@ -8,6 +8,13 @@
 sed -i'' -E 's/^deb[[:space:]]+cdrom:.*$//g' /etc/apt/sources.list
 apt-get update
 
+# Disable apt's install recommends, not having this is making server
+# installations end up with things like X11
+cat > /etc/apt/apt.conf.d/01norecommend << EOF
+APT::Install-Recommends "0";
+APT::Install-Suggests "0";
+EOF
+
 # Basic system utilities
 apt-get install -y vim tmux screen tcpdump nmap cloud-init qemu-guest-agent sudo parted xfsprogs openssh-server