Update Kotlin [1.3.20 -> 1.3.21]

greenrobot-team · greenrobot-team · commit 4a0b10c910a5 · 2019-03-19T14:29:03.000+01:00
diff --git a/objectbox-kotlin/build.gradle b/objectbox-kotlin/build.gradle
@@ -3,7 +3,7 @@ version= rootProject.version
 
 buildscript {
     ext.javadocDir = "$buildDir/docs/javadoc"
-    ext.kotlin_version = '1.3.20'
+    ext.kotlin_version = '1.3.21'
     ext.dokka_version = '0.9.17'
 
     repositories {
