Adding namespace nlsr
diff --git a/src/nlsr_nexthop.cpp b/src/nlsr_nexthop.cpp
index 7af0bd4..7906142 100644
--- a/src/nlsr_nexthop.cpp
+++ b/src/nlsr_nexthop.cpp
@@ -1,8 +1,12 @@
 #include "nlsr_nexthop.hpp"
 
+namespace nlsr {
+
 ostream&
 operator<<(ostream& os, NextHop& nh)
 {
 	os<<"Face: "<<nh.getConnectingFace()<<"  Route Cost: "<<nh.getRouteCost();
 	return os;
 }
+
+}//namespace nlsr