Added test for check proper service of flush-write when buffer
contains unaligned amount of data.
Signed-off-by: Andrzej Puzdrowski <andrzej.puzdrowski@nordicsemi.no>
This library supports stream writes to flash with
optinal progressive erase.
This module is a direct copy of the functionality found in
subsys/dfu/img_util/flash_img.c
Signed-off-by: Håkon Øye Amundsen <haakon.amundsen@nordicsemi.no>