* stable-2.8
  Add function to unwrap Results logging failures
  Make the DRBD collector more failure-resilient
  Prepare GetLinuxNodeInfo for testing
  Add unit test for GetLinuxNodeInfo
  NEWS update and version bump for 2.8 rc2

Conflicts:
	Makefile.am
	NEWS
	configure.ac
	lib/hypervisor/hv_base.py

For hv_base.py, take the changes of stable-2.8, for
configure.ac take the version of stable-2.9, for the
rest, take both additions.

Signed-off-by: Klaus Aehlig <aehlig@google.com>
Reviewed-by: Guido Trotter <ultrotter@google.com>