[UPDATE] Increase version for gradle, dependencies

AndroidTestingBlueprint-kotlinApp/app/build.gradle

@@ -73,14 +73,14 @@ android {
 dependencies {
     // App's dependencies, including test
     implementation "com.android.support:appcompat-v7:$rootProject.ext.supportLibVersion"
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jre7:$kotlinVersion"
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlinVersion"
 
     implementation project(':module-plain-kotlin') // Optional module for non-Android code
     implementation project(':module-android-library') // Optional module for additional Android code
 
     // Dependencies for local unit tests
     testImplementation "junit:junit:$rootProject.ext.junitVersion"
-    testImplementation "org.mockito:mockito-all:$rootProject.ext.mockitoVersion"
+    testImplementation "org.mockito:mockito-core:$rootProject.ext.mockitoVersion"
     testImplementation "org.hamcrest:hamcrest-all:$rootProject.ext.hamcrestVersion"
 
     // Android Testing Support Library's runner and rules
@@ -103,4 +103,4 @@ dependencies {
     // Resolve conflicts between main and test APK:
     androidTestImplementation "com.android.support:support-annotations:$rootProject.supportLibVersion"
 
-}
+}

AndroidTestingBlueprint-kotlinApp/build.gradle

@@ -3,27 +3,29 @@
 buildscript {
     ext {
         minSdkVersion = 14
-        targetSdkVersion = 27
-        compileSdkVersion = 27
+        targetSdkVersion = 28
+        compileSdkVersion = 28
 
-        kotlinVersion = "1.2.0"
-        supportLibVersion = "27.0.2"
+        gradleVersion = "3.3.2"
+        kotlinVersion = "1.3.21"
+        supportLibVersion = "28.0.0"
         junitVersion = "4.12"
-        mockitoVersion = "1.10.19"
+        mockitoVersion = "2.25.1"
         hamcrestVersion = "1.3"
-        runnerVersion = "0.5"
-        rulesVersion = "0.5"
-        espressoVersion = "2.2.2"
+        runnerVersion = "1.0.2"
+        rulesVersion = "1.0.2"
+        espressoVersion = "3.0.0"
         uiautomatorVersion = "2.1.2"
     }
 
     repositories {
         jcenter()
+        mavenCentral()
         google()
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.0.1'
+        classpath "com.android.tools.build:gradle:$gradleVersion"
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlinVersion"
 
         // NOTE: Do not place your application dependencies here; they belong
@@ -34,6 +36,7 @@ buildscript {
 allprojects {
     repositories {
         jcenter()
+        mavenCentral()
         google()
     }
-}
+}

AndroidTestingBlueprint-kotlinApp/gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,5 @@
-#Tue Dec 06 13:05:10 GMT 2016
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.1.1-all.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.3.1-all.zip