src: configuration file parsing

used boost::property_tree::info_parser for parsing nlsr's configuration file and
changed configuration command style to info command style. Removed tokenizer from
nlsr

Refs: #1542

Change-Id: If017ddd7eef5caa59b33940bfc27a71aa4de266b
diff --git a/tests/test-nexthop.cpp b/tests/test-nexthop.cpp
index 0cdf23c..fb6a8fb 100644
--- a/tests/test-nexthop.cpp
+++ b/tests/test-nexthop.cpp
@@ -16,11 +16,11 @@
 {
   NextHop np1;
 
-  np1.setConnectingFace(1);
+  np1.setConnectingFaceUri("udp://test/uri");
 
   np1.setRouteCost(10.5);
 
-  BOOST_CHECK_EQUAL(np1.getConnectingFace(), (uint32_t)1);
+  BOOST_CHECK_EQUAL(np1.getConnectingFaceUri(), "udp://test/uri");
   BOOST_CHECK_CLOSE(np1.getRouteCost(), 10.5, 0.0001);
 }