Updated Package Name

CMakeLists.txt

 cmake_minimum_required(VERSION 3.0.2)
-project(listener_node)
+project(ros_listener)
 
 ## Compile as C++11, supported in ROS Kinetic and newer
 # add_compile_options(-std=c++11)

package.xml

 <?xml version="1.0"?>
 <package format="2">
-  <name>listener_node</name>
+  <name>ros_listener</name>
   <version>0.0.0</version>
   <description>The listener_node package</description>