Merge pull request #3008 from abomb4/master

Try fix 'Cannot attach to current VM' problem in IDEA

build.gradle

@@ -262,6 +262,8 @@ project(":ios"){
 project(":core"){
     apply plugin: "java-library"
 
+    compileJava.options.fork = true
+
     task preGen{
         outputs.upToDateWhen{ false }
         generateLocales()