Add configurations demo code
Add configurations demo code

DevDoug/AndroidNanoDegreeProjectFour,KarthicK10/AND_Project_4_BuildItBigger,KarthicK10/AND_Project_4_BuildItBigger,Wertros/GradleTutorial,Wertros/GradleTutorial,Sushant-M/Joke_Telling_App,udacity/ud867,SethsApps/ud867,SethsApps/ud867,udacity/ud867,DevDoug/AndroidNanoDegreeProjectFour,Sushant-M/Joke_Telling_App