Move MCUboot bootloader implementation to samv7 common folder. This drop
all duplicated code and unify implementation.
Signed-off-by: Gerson Fernando Budke <nandojve@gmail.com>
This introduce common folder structre and rework scripts & tools
files. The linker scripts were reorganized to use best the current
infrastructure which uses a template to create a final samv7.ld
file based in the current SoC memories and bootloader definitions.
Signed-off-by: Gerson Fernando Budke <nandojve@gmail.com>