Replace logging with one provided by ndn-cxx

Change-Id: I737d517c6a042120f8d81ea9b77c209444dc2b89
diff --git a/README.md b/README.md
index 31c4a67..5628e70 100644
--- a/README.md
+++ b/README.md
@@ -14,8 +14,8 @@
 complete and up-to-date knowledge of the dataset changes, applications can decide whether
 or when to fetch which pieces of the data.
 
-ChronoSync uses [ndn-cxx](https://github.com/named-data/ndn-cxx) library as NDN
-  development library.
+ChronoSync uses [ndn-cxx](https://github.com/named-data/ndn-cxx) library as NDN development
+library.
 
 ChronoSync is an open source project licensed under GPL 3.0 (see `COPYING.md` for more
 detail).  We highly welcome all contributions to the ChronoSync code base, provided that