Update kotlin and android plugin versions

build.gradle

@@ -2,7 +2,7 @@
 apply from: "common/constants.gradle"
 
 buildscript {
-    ext.kotlin_version = "1.3.21"
+    ext.kotlin_version = "1.3.31"
 
     repositories {
         google()
@@ -11,7 +11,7 @@ buildscript {
     dependencies {
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
 
-        classpath 'com.android.tools.build:gradle:3.3.2'
+        classpath 'com.android.tools.build:gradle:3.4.1'
         classpath "com.github.dcendents:android-maven-gradle-plugin:2.1"
         classpath "com.jfrog.bintray.gradle:gradle-bintray-plugin:1.8.4"
 

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Fri Mar 08 23:22:13 EET 2019
+#Fri May 24 17:04:22 EEST 2019
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.1.1-all.zip