Required for meson to find this library in a sane way.

Signed-off-by: Andre Heider <a.heider@gmail.com>

Signed-off-by: Jan Pavlinec <jan.pavlinec@nic.cz>

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>

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

Signed-off-by: Ted Hess <thess@kitschensync.net>