ccnx: Added verifier and a few small changes

Change-Id: Idbdc0597bd9afb3cfa7c7bbc05175ca8aa1c6b1b
diff --git a/src/hash-helper.h b/src/hash-helper.h
index d289bb1..64a625e 100644
--- a/src/hash-helper.h
+++ b/src/hash-helper.h
@@ -41,8 +41,8 @@
   static HashPtr Origin;
 
   Hash ()
-    : m_length(0)
-    , m_buf(0)
+    : m_buf(0)
+    , m_length(0)
   {
   }