Enable lvmstrap to run under Linux 3.x
Enable lvmstrap to run under Linux 3.x

Extend the kernel version check to also accept Linux 3.x as valid.

Signed-off-by: Alexander Schreiber <d79673dae93c3dc95c222708a03b3bbd3a746b44@google.com>
Signed-off-by: Iustin Pop <acf83a5274f31a43af6b914614365999469c1a31@google.com>
Reviewed-by: Iustin Pop <acf83a5274f31a43af6b914614365999469c1a31@google.com>

mbakke/ganeti,apyrgio/ganeti,grnet/snf-ganeti,apyrgio/ganeti,dimara/ganeti,dimara/ganeti,onponomarev/ganeti,mbakke/ganeti,andir/ganeti,onponomarev/ganeti,bitemyapp/ganeti,ganeti/ganeti,leshchevds/ganeti,leshchevds/ganeti,apyrgio/snf-ganeti,andir/ganeti,yiannist/ganeti,ganeti-github-testing/ganeti-test-1,ganeti-github-testing/ganeti-test-1,yiannist/ganeti,ganeti/ganeti,grnet/snf-ganeti,ganeti/ganeti,bitemyapp/ganeti,apyrgio/snf-ganeti,yiannist/ganeti,andir/ganeti,leshchevds/ganeti,mbakke/ganeti