title: How to change the proguard mapping file name in gradle for Android project
body: <p>I have android project based on gradle and I want to change mapping.txt file name after it's generated for my build. How can it be done?</p>
  
  <p>upd</p>
  
  <p>How it can be done in build.gradle? Since I have access there to my flavors and other stiff, I would like to create mapping file name based on flavor/build variant version.</p>