compile NBD and RBD modules

And set CONFIG_BLK_DEV_LOOP_MIN_COUNT=8
enable BCACHE
bump version to 3.10.0-9
cleanup kernel config - include missing parts for BCACHE
add fix for CVE-2014-0196
update to kernel-3.10.0-123.el7.src.rpm
Merge remote-tracking branch 'origin/master'

Conflicts:
	changelog.Debian
Update drbd module to latest version (8.4.5).
Update igb module to version 5.2.5.