When does not exists $HOME/.docker directory, boot2docker.iso and $HOME/.docker/machine/cache will be create by root owner.
In that case, Error will occur when extractKernelImages.
Download and copy of B2D iso, and cache folder creation are included in mcnutils.CopyIsoToMachineDir().
Permission error occurs in this func. Need re-implement.
When does not exists
$HOME/.docker
directory, boot2docker.iso and$HOME/.docker/machine/cache
will be create by root owner. In that case, Error will occur whenextractKernelImages
.