add newlines

gtsam/geometry/Pose3.cpp

@@ -523,4 +523,4 @@ std::ostream &operator<<(std::ostream &os, const Pose3& pose) {
   return os;
 }
 
-} // namespace gtsam
+} // namespace gtsam

gtsam/geometry/Pose3.h

@@ -461,4 +461,4 @@ struct Bearing<Pose3, Pose3> : HasBearing<Pose3, Pose3, Unit3> {};
 template <typename T>
 struct Range<Pose3, T> : HasRange<Pose3, T, double> {};
 
-}  // namespace gtsam
+}  // namespace gtsam

gtsam/slam/PlanarProjectionFactor.h

@@ -295,4 +295,4 @@ namespace gtsam {
     struct traits<PlanarProjectionFactor3> :
         public Testable<PlanarProjectionFactor3> {};
 
-} // namespace gtsam
+} // namespace gtsam