From: Cédric Boutillier https://github.com/boutil
Subject: Fix for ruby2gv failure

line 119 of bin/ruby2gv, replace each by each_line.

Origin: upstream, https://github.com/glejeune/Ruby-Graphviz/issues/56#issuecomment-9819218
Bug: https://github.com/glejeune/Ruby-Graphviz/issues/56
Bug-Debian: http://bugs.debian.org/676393

--- a/bin/ruby2gv
+++ b/bin/ruby2gv
@@ -116,7 +116,7 @@
     xData = fp.read()
     fp.close
 
-    xData.each do |xLine|
+    xData.each_line do |xLine|
       if lxLineMatch = REQUIRE.match( xLine )
         xRequiredLib = lxLineMatch[2].gsub( /\.(rb|so)$/, "" )