Updated tooling versions

app/build.gradle

@@ -3,7 +3,7 @@ apply plugin: 'kotlin-android'
 
 android {
     compileSdkVersion 26
-    buildToolsVersion "26.0.1"
+    buildToolsVersion "26.0.2"
     defaultConfig {
         applicationId "me.vadik.knigopis"
         minSdkVersion 19
@@ -19,7 +19,7 @@ dependencies {
     compile "com.android.support:appcompat-v7:$support_version"
     compile "com.android.support:design:$support_version"
     compile "com.android.support:support-vector-drawable:$support_version"
-    compile 'com.android.support.constraint:constraint-layout:1.1.0-beta1'
+    compile 'com.android.support.constraint:constraint-layout:1.1.0-beta2'
     compile "io.reactivex.rxjava2:rxjava:2.1.4"
     compile 'io.reactivex.rxjava2:rxandroid:2.0.1'
     compile "com.squareup.retrofit2:retrofit:$retrofit_version"

build.gradle

@@ -1,6 +1,6 @@
 buildscript {
     ext {
-        kotlin_version = '1.1.50'
+        kotlin_version = '1.1.51'
         support_version = '26.1.0'
         retrofit_version = '2.3.0'
     }
@@ -8,7 +8,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.3.3'
+        classpath 'com.android.tools.build:gradle:3.0.0-beta7'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     }
 }

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