ndn-cxx, nfd: Package for initial public release (0.2.0)

Other updates:
- nlsr: Initial 0.1.0 release
- ndndump: Bump to version 0.5.1
- ndn-tlv-ping, repo-ng: Update to the latest version
- ndn-traffic-generator: Ensure package is rebuild against the latest ndn-cxx
diff --git a/ndndump/Makefile b/ndndump/Makefile
index 8c4a894..4fe44c5 100644
--- a/ndndump/Makefile
+++ b/ndndump/Makefile
@@ -2,13 +2,13 @@
 GIT_URL=https://github.com/named-data/ndndump
 
 # Tag name or commit hash for checkout
-GIT_VERSION=0.5
+GIT_VERSION=v0.5.1
 
 # Package name
 NAME=ndndump
 
 # Package version
-VERSION=0.5
+VERSION=0.5.1
 
 # PPA version
 PPA_VERSION=1