ndn-tools: Update to the latest version

Change-Id: I3162709e9d7e7d613858f41d2f6b30d1739674ad
diff --git a/ndn-tools/Makefile b/ndn-tools/Makefile
index a23866c..9af3db7 100644
--- a/ndn-tools/Makefile
+++ b/ndn-tools/Makefile
@@ -2,15 +2,15 @@
 GIT_URL=https://github.com/named-data/ndn-tools
 
 # Tag name or commit hash for checkout
-GIT_VERSION=7d14815aaf5848ad8cdcd4c8aa20f1fef2cbaa38
+GIT_VERSION=ndn-tools-0.7.1
 
 # Package name
 NAME=ndn-tools
 
 # Package version
-VERSION=0.7-1-g7d14815a
+VERSION=0.7.1
 
 # PPA version
-PPA_VERSION=3
+PPA_VERSION=1
 
 include ../packaging.mk