message: change param from float to double
diff: @@ -128,7 +128,7 @@ class World : public commons::BaseType {
  bool GetRemoveAgents() { return remove_agents_; }
  - float GetFracLateralOffset() const { return frac_lateral_offset_; }
  + double GetFracLateralOffset() const { return frac_lateral_offset_; }
  void SetRemoveAgents(const bool& remove_agents) {
  remove_agents_ = remove_agents;
  @@ -179,7 +179,7 @@ class World : public commons::BaseType {
  double world_time_;
  AgentRTree rtree_agents_;
  bool remove_agents_;
  - float frac_lateral_offset_;
  + double frac_lateral_offset_;
  };
  typedef std::shared_ptr<world::World> WorldPtr;
  