(resolves #14) - do not process attachments twice

index.js

@@ -72,7 +72,9 @@ couchmagick.get({
 
     stream.on('error', couchmagick.error);
     stream.on('data', function(data) {
-      couchmagick.info(data.response);
+      if (data.response) {
+        couchmagick.info(data.response);
+      }
     });
     stream.on('end', next);
   }

package.json

@@ -1,6 +1,6 @@
 {
   "name": "couchmagick",
-  "version": "1.7.0",
+  "version": "1.8.0",
   "description": "Run ImageMagicks `convert` on CouchDB documents.",
   "main": "index.js",
   "preferGlobal": true,
@@ -28,7 +28,7 @@
   "homepage": "https://github.com/jo/couchmagick",
   "dependencies": {
     "async": "~0.2.9",
-    "couchmagick-listen": "~1.5.6",
+    "couchmagick-listen": "~1.6.0",
     "couch-daemon": "~1.2.1",
     "nano": "~4.2.1"
   },