Three classes added to allow apps to work as concert apps. They must be refactored together with robot equivalents

Three classes added to allow apps to work as concert apps. They must be refactored together with robot equivalents.

Three classes added to allow apps to work as concert apps. They must be refactored together with robot equivalents
Merge branch 'hydro' of https://github.com/robotics-in-concert/android_apps into hydro