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/src/route/name-prefix-table-entry.cpp b/src/route/name-prefix-table-entry.cpp
index 0ca9bcb..cb7b869 100644
--- a/src/route/name-prefix-table-entry.cpp
+++ b/src/route/name-prefix-table-entry.cpp
@@ -59,8 +59,7 @@
     (*it).getNexthopList().reset(); // reseting existing routing table's next hop
     for (std::list<NextHop>::iterator nhit =
            rte.getNexthopList().getNextHops().begin();
-         nhit != rte.getNexthopList().getNextHops().end(); ++nhit)
-    {
+         nhit != rte.getNexthopList().getNextHops().end(); ++nhit) {
       (*it).getNexthopList().addNextHop((*nhit));
     }
   }
@@ -73,8 +72,7 @@
   os << "Name: " << npte.getNamePrefix() << endl;
   std::list<RoutingTableEntry> rteList = npte.getRteList();
   for (std::list<RoutingTableEntry>::iterator it = rteList.begin();
-       it != rteList.end(); ++it)
-  {
+       it != rteList.end(); ++it) {
     cout << (*it);
   }
   os << npte.getNexthopList();