Translate EFI's UCS-2 variable names to UTF-8 instead of just assuming
all variable names fit in ASCII.
Signed-off-by: NPeter Jones <pjones@redhat.com>
Acked-by: NMatthew Garrett <mjg59@coreos.com>
Tested-by: NLee, Chun-Yi <jlee@suse.com>
Signed-off-by: NMatt Fleming <matt@codeblueprint.co.uk>