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>

Minor tweaks to the new package:
* Use the SAVANNAH download alias
* Remove indentation from conffiles

Signed-off-by: Hannu Nyman <hannu.nyman@iki.fi>

Signed-off-by: Scott K Logan <logans@cottsay.net>