Updated gradle plugin and constraint layout versions

app/build.gradle

@@ -29,7 +29,7 @@ dependencies {
     implementation "com.android.support:appcompat-v7:27.1.1"
     implementation "com.android.support:design:27.1.1"
     implementation "com.android.support:support-vector-drawable:27.1.1"
-    implementation 'com.android.support.constraint:constraint-layout:1.1.0'
+    implementation 'com.android.support.constraint:constraint-layout:1.1.2'
 
     // rxjava
     implementation 'io.reactivex.rxjava2:rxjava:2.1.11'

build.gradle

@@ -7,7 +7,7 @@ buildscript {
         google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.1.2'
+        classpath 'com.android.tools.build:gradle:3.1.3'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     }
 }