rename U-Boot-v2 project to barebox ...

This has been done with the following script:

find -path ./.git -prune -o -type f -print0 | xargs -0 -r sed -i \
	-e 's/u2boot/barebox/g' \
	-e 's/U2Boot/barebox/g' \
	-e 's/U-boot V2/barebox/g' \
	-e 's/u-boot v2/barebox/g' \
	-e 's/U-Boot V2/barebox/g' \
	-e 's/U-Boot-v2/barebox/g' \
	-e 's/U_BOOT/BAREBOX/g' \
	-e 's/UBOOT/BAREBOX/g' \
	-e 's/uboot/barebox/g' \
	-e 's/u-boot/barebox/g' \
	-e 's/u_boot/barebox/g' \
	-e 's/U-Boot/barebox/g' \
	-e 's/U-boot/barebox/g' \
	-e 's/U-BOOT/barebox/g'

find -path ./.git -prune -o \( -name "*u-boot*" -o -name "*uboot*" -o -name "*u_boot*" \) -print0 | \
	xargs -0 -r rename 's/u[-_]?boot/barebox/'

It needs some manual fixup following in the next patch

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

Move the parameter's documentation where it belongs to ...

Signed-off-by: Juergen Beisert <j.beisert@pengutronix.de>

Fix string_to_ip ...

Use a pointer to an ip address instead of the return value in string_to_ip
and use the return value for error indication only. 0.0.0.0 can be a valid
ip address

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

parameter: set errno in dev_set_param ...

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

parameter: make stringlen more readable ...

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

[sparse] use NULL for nullpointer ...

fixes:
lib/parameter.c:108:19: warning: Using plain integer as NULL pointer

Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

replace 8 spaces with tabs

svn_rev_706 ...

add file headers

svn_rev_653 ...

restructure tree, add reginfo command

svn_rev_639