[gmime] Updated README.md

[Jeffrey Stedfast <fejj src gnome org>]

commit 210752e1d19196c5ef713067b3d1add8958abff3
Author: Jeffrey Stedfast <jestedfa microsoft com>
Date:   Thu Mar 16 14:03:42 2017 -0400

    Updated README.md

 README.md |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/README.md b/README.md
index 9a9b14e..fe8166a 100644
--- a/README.md
+++ b/README.md
@@ -671,6 +671,8 @@ if (GMIME_IS_MULTIPART_SIGNED (entity)) {
             fputs ("None", stdout);
         fputs ("\n\n", stdout);
     }
+
+    g_object_unref (signatures);
 }
 ```
 
@@ -706,6 +708,9 @@ if (GMIME_IS_APPLICATION_PKCS7_MIME (entity)) {
             GMimeSignature *sig = g_mime_signature_list_get_signature (signatures, i);
             /* ... */
         }
+
+       g_object_unref (signatures);
+    }
 }
 ```