encoding: Optimized Data packet encoding, preparation for memory-efficient signing operation

Change-Id: I6eb1f8acef917970790d1f228ade6212c45181fa
refs: #1172
diff --git a/tests/test-interest.cpp b/tests/test-interest.cpp
index df0cdf3..4ddc3b9 100644
--- a/tests/test-interest.cpp
+++ b/tests/test-interest.cpp
@@ -97,6 +97,7 @@
   i.setNonce(1);
 
   const Block &wire = i.wireEncode();
+
   BOOST_REQUIRE_EQUAL_COLLECTIONS(Interest1, Interest1+sizeof(Interest1),
                                   wire.begin(), wire.end());
 }