Simplifies the Makefile. Should be faster to download.

This is equivalent to the current version.

Signed-off-by: Rosen Penev <rosenp@gmail.com>

Signed-off-by: Maxim Storchak <m.storchak@gmail.com>

Use the LEDE mirror in case the git repository if unavailable like it
currently is.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

Signed-off-by: Luiz Angelo Daros de Luca <luizluca@gmail.com>

Signed-off-by: Maxim Storchak <m.storchak@gmail.com>

$(CP) was defined as `cp -fpR' since the very begining of OpenWrt build
system (2006-06-22).  The -R option should be enough and base packages
use only $(CP) for the same purposes just fine and BSD manual of cp also
discourages the use of `-r' option.  So let's just tidy up the usage now.

Signed-off-by: Yousong Zhou <yszhou4tech@gmail.com>

Signed-off-by: Maxim Storchak <m.storchak@gmail.com>

Signed-off-by: Maxim Storchak <m.storchak@gmail.com>

Signed-off-by: Nicolas Thill <nico@openwrt.org>

Use the generic autoreconf facility to pickup proper variants of
autoconf, automake and libtool.

Remove the unneeded Build/Prepare override.

Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>

Signed-off-by: Maxim Storchak <m.storchak@gmail.com>

Signed-off-by: Maxim Storchak <m.storchak@gmail.com>

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

Signed-off-by: Maxim Storchak <m.storchak@gmail.com>