The CONTRIBUTING.md requests an (or multiple) SPDX identifier for GPL
licenses. But a lot of packages did use a different, non-SPDX style with a
"+" at the end instead of "-or-later".

Signed-off-by: Sven Eckelmann <sven@narfation.org>

Fix URL to use SF macro.

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

Signed-off-by: Alexander Ryzhov <openwrt@ryzhov-al.ru>

fix Makefile chmod (644)
replace MD5SUM with HASH
add PKG_MIRROR_HASH when PKG_SOURCE_PROTO:=git

(PKG_SOURCE_PROTO:=svn tarballs are not reproducible for now)

Signed-off-by: Etienne Champetier <champetier.etienne@gmail.com>

Part of a wider housekeeping effort on the packages repository.

Signed-off-by: Alberto Bursi <alberto.bursi@outlook.it>

Signed-off-by: Christian Pointner <equinox@spreadspace.org>

Signed-off-by: Ian Leonard <antonlacon@gmail.com>

Signed-off-by: Christian Pointner <equinox@spreadspace.org>

Signed-off-by: Christian Pointner <equinox@spreadspace.org>

set myself as Maintainer
dropped outdated patches