Missed a few PEP8 corrections, fixing.

Signed-off-by: Jake Hunsaker <jhunsake@redhat.com>
Moving dimm information from dict to object

Making dimm information return an object instead of a dictionary now.

Also fixing a small left-over test for threadsPerCore from opsys for cpu information.

Signed-off-by: Jake Hunsaker <jhunsake@redhat.com>