kmod: kill ptest, as it's currently failing

Signed-off-by: Christopher Larson <kergoth@gmail.com>
ptest-runner: add missing dep on findutils

It uses the find -L argument, which busybox does not support.

Signed-off-by: Christopher Larson <kergoth@gmail.com>
Merge pull request #32 from kergoth/ptest-fixes

A couple misc fixes for ptest and ptest-runner