Upgrade the code lab to use the latest version of ATSL and Gradle

runnerVersion = '1.0.1'
rulesVersion = '1.0.1'
espressoVersion = '3.0.1'

Gradle Plugin = '3.0.1'
Gradle = '4.1'

Author: Michael Amygdalidis

app/build.gradle

@@ -61,6 +61,7 @@ dependencies {
     compile "com.android.support:design:$rootProject.supportLibraryVersion"
     compile "com.android.support:recyclerview-v7:$rootProject.supportLibraryVersion"
     compile "com.android.support:support-v4:$rootProject.supportLibraryVersion"
+
     compile "com.google.guava:guava:$rootProject.guavaVersion"
     compile "com.github.bumptech.glide:glide:$rootProject.glideVersion"
     compile "com.android.support.test.espresso:espresso-idling-resource:$rootProject.ext.espressoVersion"

build.gradle

@@ -1,9 +1,10 @@
 buildscript {
     repositories {
         jcenter()
+        google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.3.1'
+        classpath 'com.android.tools.build:gradle:3.0.1'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
@@ -13,33 +14,27 @@ buildscript {
 allprojects {
     repositories {
         jcenter()
-        maven {
-            url 'https://maven.google.com'
-        }
+        google()
     }
 }
 
-task clean(type: Delete) {
-    delete rootProject.buildDir
-}
-
 // Define versions in a single place
 ext {
     // Sdk and tools
-    minSdkVersion = 10
-    targetSdkVersion = 26
-    compileSdkVersion = 26
-    buildToolsVersion = '25.0.2'
+    minSdkVersion = 14
+    targetSdkVersion = 27
+    compileSdkVersion = 27
+    buildToolsVersion = '27.0.1'
 
     // App dependencies
-    supportLibraryVersion = '25.4.0'
+    supportLibraryVersion = '27.0.2'
     guavaVersion = '18.0'
     glideVersion = '3.6.1'
     junitVersion = '4.12'
     mockitoVersion = '1.10.19'
     powerMockito = '1.6.2'
     hamcrestVersion = '1.3'
-    runnerVersion = '1.0.0'
-    rulesVersion = '1.0.0'
-    espressoVersion = '3.0.0'
+    runnerVersion = '1.0.1'
+    rulesVersion = '1.0.1'
+    espressoVersion = '3.0.1'
 }

gradle/wrapper/gradle-wrapper.properties

@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-3.3-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.1-all.zip