relevant for the image creation.
* The CopySetHaikuRevision propagates the value of the
HAIKU_INCLUDE_IN_IMAGE variable from the source to the target.
* Propagate the value of HAIKU_INCLUDE_IN_IMAGE from "kernel" to
"kernel_$(TARGET_ARCH)".
Now "jam update-install kernel" should work as expected.
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@21527 a95241bf-73f2-0310-859d-f6bbb57e9c96