Patch merged into filo/master: fs: get rid of grub_open / grub_read / grub_seek / grub_close indirection

the following patch was just integrated into master:
commit b4ff68c9a38361313842ee99a0b4801da649742d
Author: Stefan Reinauer 
Date:   Mon May 2 18:04:18 2016 -0700

fs: get rid of grub_open / grub_read / grub_seek / grub_close indirection

Change-Id: Ib1251d8b3c057f8f9a28e1986ae69efba44979ee
    Signed-off-by: Stefan Reinauer 
    Reviewed-on: https://review.coreboot.org/14577
    Tested-by: build bot (Jenkins)
    Reviewed-by: Mathias Krause

See https://review.coreboot.org/14577 for details.

-gerrit