ndn-traffic-generator: Update for ndn-cxx 0.5.1

Change-Id: I441885f895b06bef51c0ccd150f624c6f548352a
diff --git a/ndn-traffic-generator/Makefile b/ndn-traffic-generator/Makefile
index da84ca7..8fcd984 100644
--- a/ndn-traffic-generator/Makefile
+++ b/ndn-traffic-generator/Makefile
@@ -8,9 +8,9 @@
 NAME=ndn-traffic-generator
 
 # Package version
-VERSION=0.0.6-g6f33e
+VERSION=0.0.6-g6f33e0
 
 # PPA version
-PPA_VERSION=1
+PPA_VERSION=2
 
 include ../packaging.mk