Add basic main.py structure.

TODO: Keyboard shortcuts.
Keyboard shortcuts completed.
Add the ROS Python Publisher.

This code is not used in the adjacent main module.
Complete publishing.

The data is published to the topic "keyboard".

Currently, a string is published.
Added the binary for keyboard_control
Add rospy to the joystick control pack
Add comments in the main module of the keyboard control.
Add CPP file to publish the force data to the proper topic.
Change the base value of the force.
Add the main script to be run for starting the simulator with keyboard control.

Run using: ./runKraken_keyboard.sh
Change the names of the buttons that appear in the GUI.