maybe android will work now

android/build.gradle

@@ -1,37 +1,24 @@
-
-buildscript {
-    repositories {
-        jcenter()
-    }
-
-    dependencies {
-        classpath 'com.android.tools.build:gradle:1.3.1'
-    }
-}
-
 apply plugin: 'com.android.library'
 
 android {
-    compileSdkVersion 23
-    buildToolsVersion "23.0.1"
+    compileSdkVersion 25
+    buildToolsVersion "25.0.2"
 
     defaultConfig {
         minSdkVersion 16
-        targetSdkVersion 22
+        targetSdkVersion 25
         versionCode 1
         versionName "1.0"
+        ndk {
+            abiFilters "armeabi-v7a", "x86"
+        }
     }
-    lintOptions {
-        abortOnError false
-    }
-}
-
-repositories {
-    mavenCentral()
 }
 
 dependencies {
+    //noinspection GradleDynamicVersion
+    provided 'com.facebook.react:react-native:+'
     compile "com.tonyodev.fetch2:fetch2:2.0.0-RC12"
-    compile 'com.facebook.react:react-native:+'
 }
+