remove dead code

refactoring.  A couple of comment touchups too.

Signed-off-by: Seth Jennings <sjenning@redhat.com>
fix KPATCH_BUILD path

use the build symlink in /lib/modules for a more portable
path to the build env for the kernel.

Signed-off-by: Seth Jennings <sjenning@redhat.com>
Merge pull request #45 from spartacus06/fixes

Fixes