gradle_updates.gradle

diff --git a/app/build.gradle b/app/build.gradle
index c879b5f..4146e33 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -1,9 +1,9 @@
 apply plugin: 'com.android.application'
-apply plugin: 'me.tatarka.retrolambda'
+apply plugin: 'kotlin-android'
 
 android {
     compileSdkVersion 25
-    buildToolsVersion "25.0.0"
+    buildToolsVersion "25.0.2"
     defaultConfig {
         applicationId "com.bignerdranch.stockwatcher"
         minSdkVersion 19
@@ -18,34 +18,31 @@ android {
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
         }
     }
-    compileOptions {
-        sourceCompatibility JavaVersion.VERSION_1_8
-        targetCompatibility JavaVersion.VERSION_1_8
-    }
-    dataBinding {
-        enabled = true
-    }
+    dataBinding.enabled = true
 }
 
 dependencies {
-    compile fileTree(dir: 'libs', include: ['*.jar'])
+    compile fileTree(include: ['*.jar'], dir: 'libs')
     //support libraries
-    compile 'com.android.support:appcompat-v7:25.1.0'
-    compile 'com.android.support:design:25.1.0'
+    compile 'com.android.support:appcompat-v7:25.3.0'
+    compile 'com.android.support:design:25.3.0'
     //dependency injection
     compile 'com.google.dagger:dagger:2.8'
-    annotationProcessor 'com.google.dagger:dagger-compiler:2.8'
+    kapt 'com.google.dagger:dagger-compiler:2.8'
+    kapt "com.android.databinding:compiler:$gradle_plugin_version"
     provided 'org.glassfish:javax.annotation:10.0-b28'
     compile 'com.google.auto.factory:auto-factory:1.0-beta3'
-    //code generation
-    provided 'org.projectlombok:lombok:1.16.12'
-    annotationProcessor 'org.projectlombok:lombok:1.16.12'
-    //networking
     compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:1.0.0'
     compile 'io.reactivex.rxjava2:rxandroid:2.0.1'
     compile 'com.squareup.okhttp3:logging-interceptor:3.4.2'
-    compile 'com.squareup.retrofit2:converter-gson:2.1.0'
+    compile "com.squareup.retrofit2:converter-moshi:2.0.0"
     //logging
     compile 'com.jakewharton.timber:timber:4.3.1'
+    compile "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
+}
+
+kapt.generateStubs = true
 
+repositories {
+    mavenCentral()
 }
diff --git a/build.gradle b/build.gradle
index 2eb7fe4..d473a97 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,14 +1,14 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
+    ext.kotlin_version = '1.1.1'
+    ext.gradle_plugin_version = '2.3.0'
     repositories {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.3.0-beta3'
-        classpath 'me.tatarka:gradle-retrolambda:3.4.0'
-        // NOTE: Do not place your application dependencies here; they belong
-        // in the individual module build.gradle files
+        classpath "com.android.tools.build:gradle:$gradle_plugin_version"
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     }
 }