Update Kotlin and RxJava version

Author: thomasnield

build.gradle

@@ -1,5 +1,5 @@
 buildscript {
-    ext.kotlin_version = '1.2.51'
+    ext.kotlin_version = '1.2.60
     repositories { jcenter() }
     dependencies {
         classpath 'com.netflix.nebula:gradle-rxjava-project-plugin:4.0.0'
@@ -15,7 +15,7 @@ apply plugin: 'kotlin'
 apply plugin: 'java'
 
 dependencies {
-    compile 'io.reactivex.rxjava2:rxjava:2.1.16'
+    compile 'io.reactivex.rxjava2:rxjava:2.2.0'
     compile "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
     testCompile 'org.funktionale:funktionale-partials:1.0.0-final'
     testCompile 'junit:junit:4.12'