add qemu/kvm boxes

Signed-off-by: Hiroshi Miura <miurahr@linux.com>
mv kvm boxes to better named bucket

Signed-off-by: Hiroshi Miura <miurahr@linux.com>
add kvm boxes

Signed-off-by: Hiroshi Miura <miurahr@linux.com>
Merging changes.
Merge branch 'miurahr-vagrant-kvm'