Modified the readme file for maintenance

Signed-off-by: Pyo <[email protected]>

README.md

@@ -2,14 +2,6 @@
 <img src="https://github.com/ROBOTIS-GIT/emanual/blob/master/assets/images/platform/turtlebot3/manipulation/tb3_with_opm_logo.png">
 <img src="https://github.com/ROBOTIS-GIT/emanual/blob/master/assets/images/platform/turtlebot3/manipulation/hardware_setup.png">
 
-## ROS Packages for TurtleBot3 Manipulation
-
-[![GitHub version](https://badge.fury.io/gh/ROBOTIS-GIT%2Fturtlebot3_manipulation.svg)](https://badge.fury.io/gh/ROBOTIS-GIT%2Fturtlebot3_manipulation)
-
-[![kinetic-devel Status](https://github.com/ROBOTIS-GIT/turtlebot3_manipulation/workflows/kinetic-devel/badge.svg)](https://github.com/ROBOTIS-GIT/turtlebot3_manipulation/tree/kinetic-devel)
-[![melodic-devel Status](https://github.com/ROBOTIS-GIT/turtlebot3_manipulation/workflows/melodic-devel/badge.svg)](https://github.com/ROBOTIS-GIT/turtlebot3_manipulation/tree/melodic-devel)
-[![noetic-devel Status](https://github.com/ROBOTIS-GIT/turtlebot3_manipulation/workflows/noetic-devel/badge.svg)](https://github.com/ROBOTIS-GIT/turtlebot3_manipulation/tree/noetic-devel)
-
 
 ## ROBOTIS e-Manual for TurtleBot3 Manipulation
 - [ROBOTIS e-Manual for TurtleBot3 Manipulation](https://emanual.robotis.com/docs/en/platform/turtlebot3/manipulation/#manipulation)
@@ -49,7 +41,6 @@
 ## Documents and Videos related to OpenManipulator with TurtleBot3
 - [ROBOTIS e-Manual for OpenManipulator](http://emanual.robotis.com/docs/en/platform/openmanipulator/)
 - [ROBOTIS e-Manual for TurtleBot3](http://turtlebot3.robotis.com/)
-- [ROBOTIS e-Manual for ROBOTIS MANIPULATOR-H](http://emanual.robotis.com/docs/en/platform/manipulator_h/introduction/)
 - [ROBOTIS e-Manual for Dynamixel SDK](http://emanual.robotis.com/docs/en/software/dynamixel/dynamixel_sdk/overview/)
 - [ROBOTIS e-Manual for Dynamixel Workbench](http://emanual.robotis.com/docs/en/software/dynamixel/dynamixel_workbench/)
 - [e-Book for TurtleBot3 and OpenManipulator](https://community.robotsource.org/t/download-the-ros-robot-programming-book-for-free/51/)