Missed two kotlin classes

- 01 kotlin/aceyducey.kt
- 85 kotlin/Synonym.kt

Move repository declaration and plugins in into main build.gradle.kts.

All subproject build.gradle files are now much smaller, and identical.

buildJvm/build_30_Cube_java/build.gradle

@@ -1,7 +1,3 @@
-plugins {
-    id 'application'
-}
-
 sourceSets {
     main {
         java {
@@ -10,10 +6,6 @@ sourceSets {
     }
 }
 
-repositories {
-    mavenCentral()
-}
-
 application {
     mainClass = gameMain
-}
+}