(GNU/Linux): Update for GRUB 2.
(Serial terminal): Remove mention of --disable-serial, which was a
GRUB Legacy configure option. Update instructions to use
`terminal_input' and `terminal_output' rather than `terminal'.
(Vendor power-on keys): Copy-edit. Add cross-references to `Simple
configuration' and `Installing GRUB using grub-install'.
(Menu entry editor): Update for GRUB 2.
(terminfo): Add vt100-color, ieee1275, and dumb terminal types.
Document new -a, -u, and -v options.
(initrd): New section.
(initrd16): New section.
(linux): New section.
(linux16): New section.
(search): The `var' argument to `--set' is optional.
(GRUB only offers a rescue shell): Go into a little more detail on
drive ordering.
(grub_cmd_cat): Parse options. If the --dos option is given, print
DOS-style "\r\n" line endings as simple newlines (Debian bug
#586358).
(GRUB_MOD_INIT): Use extcmd.
(GRUB_MOD_FINI): Likewise.
* docs/grub.texi (cat): Document --dos.
available as a user override instead. Replace the gfxterm backend
check with a check that ${GRUB_PREFIX}/video.lst is non-empty.
* util/grub.d/00_header.in (load_video): New generated function.
Call it before loading gfxterm rather than loading
${GRUB_VIDEO_BACKEND}.
* util/grub.d/10_linux.in (linux_entry): Call load_video.
* util/grub.d/30_os-prober.in (osx_entry): Likewise.
* docs/grub.texi (Simple configuration): Document
GRUB_VIDEO_BACKEND.
(Serial terminal): Refer to `terminal_input' and `terminal_output'
commands, not `terminal'.
(serial): Likewise.
(terminal_input): New section.
(terminal_output): New section.
(uppermem): New section (stub).
(Obtaining and Building GRUB): Refer to Bazaar, not Subversion.
(password): New section.
(password_pbkdf2): New section.
(search): New section.
(Security): New section.
(Troubleshooting): New section, currently very incomplete.
(Invoking grub-mkpasswd-pbkdf2): New section.
(Internals): New section, currently very incomplete.
per the GNU Coding Standards; this is now too obscure to be worth
documenting.
(QNX): Likewise.
(chainloader): Remove cross-reference to `SCO UnixWare'.
(DOS/Windows): New section, borrowed from GRUB Legacy with details
adjusted for GRUB 2.
(SCO UnixWare): Likewise.
(QNX): Likewise.
(chainloader): Add reference to `Block list syntax'.
(drivemap): New section.
(parttool): New section.
configuration file generation using grub-mkconfig. I've left a slot
for documenting the full shell scripting format but have not yet
started on writing that up.
(Invoking grub-mkconfig): New section.
