This commit adds a systemd script which on boot runs parted to fill the
remaining space on the memory card into the data partition.
Changelog: None
Signed-off-by: Ole Petter <ole.orhagen@northern.tech>
The previous 4GB size gave an aprox 1.5GB rootfs, which was not enough
to run a full `apt-get update && apt-upgrade` after flashing.
Changelog: None
Signed-off-by: Lluis Campos <lluis.campos@northern.tech>