New port arm64-efi

diff --cc INSTALL
Simple merge

diff --cc conf/Makefile.common
Simple merge

diff --cc configure.ac
Simple merge

diff --cc gentpl.py
Simple merge

diff --cc grub-core/Makefile.am
Simple merge

diff --cc grub-core/Makefile.core.def
Simple merge

diff --cc include/grub/util/install.h
Simple merge

diff --cc util/grub-install-common.c
Simple merge

diff --cc util/mkimage.c
Simple merge