serf0: switch to non-404 download master_sites. The 0.7.2 release isn't here, but at least this URL doesn't generate a 404.
--- trunk/dports/www/serf0/Portfile 2014-02-28 15:41:17 UTC (rev 117478)
+++ trunk/dports/www/serf0/Portfile 2014-02-28 15:59:47 UTC (rev 117479)
@@ -17,7 +17,7 @@
high performance operation.
homepage http://code.google.com/p/serf/
-master_sites http://serf.googlecode.com/files/
+master_sites http://serf.googlecode.com/svn/src_releases/
dist_subdir serf
distname serf-${version}
use_bzip2 yes