Update for Ruby 1.9

bin/gverify

@@ -91,7 +91,7 @@ Dir.foreach(release_path) do |signer_dir|
   system("gpg --keyserver pgp.mit.edu --recv-keys `gpg --quiet --batch --verify \"#{File.join(signer_path, 'signature.pgp')}\" \"#{result_path}\" 2>&1 | head -n1 | grep \"key ID\" | awk '{ print $15 }'` > /dev/null 2>&1")
   out = `gpg --quiet --batch --verify \"#{sig_path}\" \"#{result_path}\" 2>&1`
   if $? != 0
-    out.each do |line|
+    out.each_line do |line|
       if line =~ /^gpg: Signature made/
         info(line)
       else
@@ -101,7 +101,7 @@ Dir.foreach(release_path) do |signer_dir|
     puts "#{signer_dir}: BAD SIGNATURE"
     did_fail = true
   elsif current_manifest and (result['out_manifest'] != current_manifest or result['release'] != release or result['name'] != package_name)
-    out.each do |line|
+    out.each_line do |line|
       if line =~ /^gpg: Signature made/
         info(line)
       elsif line =~ /^gpg: Good signature/
@@ -115,7 +115,7 @@ Dir.foreach(release_path) do |signer_dir|
     puts "#{signer_dir}: MISMATCH"
     did_fail = true
   else
-    out.each do |line|
+    out.each_line do |line|
       if line =~ /^gpg: Signature made/
         info(line)
       elsif line =~ /^gpg: Good signature/