build.gradle extension to rename all output apks to <name>-<version>-<version_code> template

android_rename.gradle

android {
    applicationVariants.all { variant ->
        variant.outputs.each { output ->
            def filename = output.outputFile.name.replace(".apk", "-" + variant.versionName+"-"+variant.versionCode + ".apk")
            //we should replace this only for release builds, because it cause bugs in development
            if (filename.contains("release")){
                output.outputFile = new File(getProject().getRootDir(),
                        "${getProject().getName()}${File.separator}apk${File.separator}${filename}")
            }
        }
    }
}