Setting CMP0048 policy to NEW

CMakeLists.txt

 cmake_minimum_required(VERSION 2.8.3)
+
+if (POLICY CMP0048)
+  cmake_policy(SET CMP0048 NEW)
+endif (POLICY CMP0048)
+
+
 project(axis_imu)
 
 ## Compile as C++11, supported in ROS Kinetic and newer