added prototype GUI elements to be implemented in this enhancement
added prototype GUI elements to be implemented in this enhancement

Currently, the new GUI elements are not connnected and don't do
anything yet. Experimenting with design/naming/implementation
choices.

BCLab-UNM/SwarmBaseCode-ROS,BCLab-UNM/SwarmBaseCode-ROS,BCLab-UNM/SwarmBaseCode-ROS,BCLab-UNM/SwarmBaseCode-ROS,BCLab-UNM/SwarmBaseCode-ROS,BCLab-UNM/SwarmBaseCode-ROS