helper+model: GlobalRoutingHelper now interacts with NFD

This commit also changes uses of boost::tuple with std::tuple
diff --git a/wscript b/wscript
index e7012d6..97bfc0b 100644
--- a/wscript
+++ b/wscript
@@ -91,7 +91,8 @@
     module.source += bld.path.ant_glob(['helper/ndn-face-container.cpp',
                                         'helper/ndn-stack-helper.cpp',
                                         'helper/ndn-fib-helper.cpp',
-                                        'helper/ndn-strategy-choice-helper.cpp'])
+                                        'helper/ndn-strategy-choice-helper.cpp',
+                                        'helper/ndn-global-routing-helper.cpp'])
 
     module.full_headers = [p.path_from(bld.path) for p in bld.path.ant_glob(
         ['%s/**/*.hpp' % dir for dir in module_dirs])]