Correct .gitignore in 3.01
Correct .gitignore in 3.01

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