Pick working stunnel link.

component/stunnel/buildout.cfg

@@ -17,8 +17,8 @@ filename = stunnel-4-hooks.py
 
 [stunnel-4]
 recipe = hexagonit.recipe.cmmi
-url = http://mirror.bit.nl/stunnel/stunnel-4.47.tar.gz
-md5sum = fbdeff762d36edb8a107665b1f80399d
+url = http://mirror.bit.nl/stunnel/stunnel-4.48.tar.gz
+md5sum = b2f4dddfb3415d42bf4ed8f1feb7af19
 pre-configure-hook = ${stunnel-4-hook-download:location}/${stunnel-4-hook-download:filename}:pre_configure_hook
 configure-options =
   --enable-ipv6