On a release, the kernel will not be built from a git repo but
from a source tarball.
Make the default to build from a tarball.
https://jira.digi.com/browse/DEL-362
Signed-off-by: Alex Gonzalez <alex.gonzalez@digi.com>
Create a symlink on the deploy folder that matches the standard uboot
name for the kernel.
Fixes partially https://jira.digi.com/browse/DEL-283
Signed-off-by: Alex Gonzalez <alex.gonzalez@digi.com>