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/routing-table-entry.hpp b/src/route/routing-table-entry.hpp
index fbba243..ce26f59 100644
--- a/src/route/routing-table-entry.hpp
+++ b/src/route/routing-table-entry.hpp
@@ -48,8 +48,7 @@
   int32_t i = 1;
   std::list<NextHop> nhl = rte.getNexthopList().getNextHops();
   for (std::list<NextHop>::iterator it = nhl.begin();
-       it != nhl.end() ; it++, i++)
-  {
+       it != nhl.end() ; it++, i++) {
     os << "  Nexthop " << i << ": " << (*it) << std::endl;
   }
   return os;