Cleanup, update kotlin version

build.gradle

@@ -1,5 +1,5 @@
 group 'nl.astraeus'
-version '0.0.7-SNAPSHOT'
+version '0.0.8-SNAPSHOT'
 
 apply plugin: 'kotlin2js'
 apply plugin: 'idea'
@@ -20,11 +20,11 @@ repositories {
 }
 
 ext {
-    kotlin_version = '1.1.51'
+    kotlin_version = '1.2.21'
 }
 
 buildscript {
-    ext.kotlin_version = '1.1.51'
+    ext.kotlin_version = '1.2.21'
     repositories {
         maven {
             url "http://nexus.astraeus.nl/nexus/content/groups/public"
@@ -41,15 +41,6 @@ dependencies {
     compile 'org.jetbrains.kotlinx:kotlinx-html-js:0.6.4'
 }
 
-compileKotlin2Js {
-    kotlinOptions.metaInfo = true
-
-    compileKotlin2Js.kotlinOptions.sourceMap = true
-    compileKotlin2Js.kotlinOptions.outputFile = "${buildDir}/kotlinjs/komp.js"
-    compileKotlin2Js.kotlinOptions.suppressWarnings = true
-    compileKotlin2Js.kotlinOptions.verbose = true
-}
-
 uploadArchives {
     repositories {
         mavenDeployer {