Fix for #12, Restore default IFS inside for-loop.
Fix for #12, Restore default IFS inside for-loop.

That will fix the issue with luks_trim, when the IFS was set to : the
result of ${cryptsetup_args} was like "${cryptsetup_args}".

zakx/gov-initramfs,slashbeast/better-initramfs,jakeogh/better-initramfs