Is there anyway I can add drop shadow to the bubble layout? Example below: <img width="263" alt="screen shot 2018-08-15 at 11 42 52" src="https://user-images.githubusercontent.com/8209871/44139677-72b99f2e-a080-11e8-9c50-8c5eddb9706a.png">
Is there anyway I can add drop shadow to the bubble layout? Example below: