Fix linting and gradle 3.0.1 compatibility

android/build.gradle

@@ -1,22 +1,22 @@
 buildscript {
     repositories {
         jcenter()
+        google()
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.3.3'
+        classpath 'com.android.tools.build:gradle:3.0.1'
     }
 }
 
 apply plugin: 'com.android.library'
 
 android {
-    compileSdkVersion 25
-    buildToolsVersion "26.0.2"
+    compileSdkVersion 27
 
     defaultConfig {
         minSdkVersion 16
-        targetSdkVersion 25
+        targetSdkVersion 27
         versionCode 1
         versionName "1.0"
     }
@@ -32,10 +32,11 @@ repositories {
         // All of React Native (JS, Obj-C sources, Android binaries) is installed from npm
         url "$projectDir/../../../node_modules/react-native/android"
     }
+    google()
 }
 
 dependencies {
-    compile "com.android.support:appcompat-v7:25.3.1"
+    api "com.android.support:appcompat-v7:27.0.2"
     //noinspection GradleDynamicVersion
-    compile 'com.facebook.react:react-native:+'
+    api 'com.facebook.react:react-native:+'
 }