Promt the user to source the ROS distro and catkin workspace in each new terminal window.

.bashrc

# Allow for ROS source choice, paste this it in the user configuration file (.bashrc)
read -p "Do you want to source the ros_ws workspace in this new terminal window? (y/n): " input_choice

if [ "$input_choice" = "y" ]
then
  echo "ROS sourced!"
  # Source the distro specific setup file
  source /opt/ros/kinetic/setup.bash
  # Change ROS editor to nano
  export EDITOR='nano -w'
  # Set up ROS ip
  export ROS_IP=`echo $(hostname -I)` 
  ########################################################################################
  # If you want to source your setup bash in your catkin workspace, uncomment the line below
  source ~/catkin_ws/devel/setup.bash
  ########################################################################################
  # Add other ROS statements here or uncomment the relevant ones below
  export GAZEBO_MODEL_PATH=~/catkin_ws/src/RoboND-Perception-Project/pr2_robot/models:$GAZEBO_MODEL_PATH
  # export GAZEBO_MODEL_PATH=~/catkin_ws/src/sensor_stick/models
  # export GAZEBO_MODEL_PATH=~/catkin_ws/src/RoboND-Kinematics-Project/kuka_arm/models
  ########################################################################################
  break
elif [ "$input_choice" = "n" ]
then
  echo "ROS *NOT* sourced!"
  # Setup conda
  export PATH="/home/robond/miniconda3/bin:$PATH"
  break
else
  echo "Warning: Not an acceptable option. Choose (y/n).
          "
fi