ndn-cxx: Update to 0.6.3

Change-Id: Ib70878ec8f66e07034e2dd10e183ae7ed47b4017
diff --git a/ndn-cxx/Makefile b/ndn-cxx/Makefile
index 4f44e09..7704fea 100644
--- a/ndn-cxx/Makefile
+++ b/ndn-cxx/Makefile
@@ -2,15 +2,15 @@
 GIT_URL=https://github.com/named-data/ndn-cxx.git
 
 # Tag name or commit hash for checkout
-GIT_VERSION=ndn-cxx-0.6.2
+GIT_VERSION=ndn-cxx-0.6.3
 
 # Package name
 NAME=ndn-cxx
 
 # Package version
-VERSION=0.6.2
+VERSION=0.6.3
 
 # PPA version
-PPA_VERSION=2
+PPA_VERSION=3
 
 include ../packaging.mk