Stetho - sophisticated debug bridge for Android applications.
When enabled, developers have access to the Chrome Developer Tools feature natively part of the Chrome desktop browser. Developers can also choose to enable the optional dumpapp tool which offers a powerful command-line interface to application internals.
ProGuard rules for Stetho
Add the following lines to your ProGuard configuration proguard.cfg file in project.
-keep class com.facebook.stetho.** { *; }
For more information about Stetho please see the website.