NAC, ndn-traffic-generator, ndncert, repo-ng: Update to the latest versions

Change-Id: I41dedf689e1c4060021c6a01e86bf3f652e96dbe
diff --git a/name-based-access-control/Makefile b/name-based-access-control/Makefile
index 77868ad..a2d0548 100644
--- a/name-based-access-control/Makefile
+++ b/name-based-access-control/Makefile
@@ -2,13 +2,13 @@
 GIT_URL=https://github.com/named-data/name-based-access-control.git
 
 # Tag name or commit hash for checkout
-GIT_VERSION=a7ac15b778009ea6eaa174032e5cc69385db566b
+GIT_VERSION=74b3a7ede73f7e8f7479739420989674d394a761
 
 # Package name
 NAME=name-based-access-control
 
 # Package version
-VERSION=0.1.2-commit-a7ac15b77
+VERSION=0.1.3-commit-74b3a7ede
 
 # PPA version
 PPA_VERSION=1