shr-version: add extra dot between version and DISTRO_VERSION

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
chroot-image: remove vardepsexcludes

* applied upstream:
  http://git.openembedded.org/openembedded-core/commit/?id=084d16cd00365ac3db9010a2e0e08ec49b50a144
  http://git.openembedded.org/openembedded-core/commit/?id=a78d2d21fffd646a0d6e0f02a8355be010a7bd28

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>