Update build-tools and gradle version

Author: cesardeazevedo

android/build.gradle

@@ -1,36 +1,26 @@
-buildscript {
-    repositories {
-        jcenter()
-    }
-
-    dependencies {
-        classpath 'com.android.tools.build:gradle:2.2.3'
-    }
-}
-
 apply plugin: 'com.android.library'
 
 android {
-    compileSdkVersion 25
-    buildToolsVersion "23.0.1"
+    compileSdkVersion 26
+    buildToolsVersion "26.0.2"
 
     defaultConfig {
         minSdkVersion 16
-        targetSdkVersion 25
-        versionCode 1
-        versionName "1.0"
-    }
-    lintOptions {
-        abortOnError false
+        targetSdkVersion 26
     }
 }
 
-repositories {
-    mavenCentral()
+buildscript {
+    repositories {
+        jcenter()
+    }
+    dependencies {
+        classpath 'com.android.tools.build:gradle:2.3.3'
+    }
 }
 
 dependencies {
     compile 'com.facebook.react:react-native:+'
-    compile 'com.android.support:appcompat-v7:25.3.1'
-    compile 'com.android.support:design:25.3.1'
+    compile 'com.android.support:appcompat-v7:26.1.0'
+    compile 'com.android.support:design:26.1.0'
 }