ira_laser_tools

hello every one, I want to work with ira laser tools package ( https://github.com/iralabdisco/ira_laser_tools ) to use two lasers at the same time (Hokuyo and LMS) with hector mapping i haved changed the launch file as follow i have also changed the name of topics in the lasers to (/scan0 and scan1) but when i have no datas in scan when i use "rostopic echo scan" and i do have datas in scan0 and scan1 and i have also a pproblem with destination frame and cloud_destination topic . i dont know what to put there could you please help me to solve the probleme