fix: [Android] issue with proguard on release builds (#15)

* fix: [Android] proguard configuration file

android/build.gradle

@@ -29,6 +29,8 @@ android {
  defaultConfig {
  minSdkVersion safeExtGet('minSdkVersion', 16)
  targetSdkVersion safeExtGet('targetSdkVersion', 28)
+
+ consumerProguardFiles("proguard-rules.pro")
  }
 
  buildTypes {

android/proguard-rules.pro

@@ -0,0 +1,21 @@
+# see https://dev.tapjoy.com/sdk-integration/android/getting-started-guide-advertisers-android/
+
+-keep class com.tapjoy.** { *; }
+-keep class com.moat.** { *; }
+-keepattributes JavascriptInterface
+-keepattributes *Annotation*
+-keep class * extends java.util.ListResourceBundle {
+protected Object[][] getContents();
+}
+-keep public class com.google.android.gms.common.internal.safeparcel.SafeParcelable {
+public static final *** NULL;
+}
+-keepnames @com.google.android.gms.common.annotation.KeepName class *
+-keepclassmembernames class * {
+@com.google.android.gms.common.annotation.KeepName *;
+}
+-keepnames class * implements android.os.Parcelable {
+public static final ** CREATOR;
+}
+-keep class com.google.android.gms.ads.identifier.** { *; }
+-dontwarn com.tapjoy.**

package.json

@@ -1,7 +1,7 @@
 {
  "name": "react-native-tapjoy",
  "description": "A React Native module that allows you to use the native Tapjoy advertiser SDK.",
- "version": "2.4.1",
+ "version": "2.4.2-beta.1",
  "license": "MIT",
  "main": "src/index.js",
  "author": "Marius Reimer (reime005) <[email protected]> (https://mariusreimer.com)",