Allow assigning array to vararg in named form in annotations

See more in KT-20171

core/descriptors/src/org/jetbrains/kotlin/builtins/KotlinBuiltIns.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2016 JetBrains s.r.o.
+ * Copyright 2010-2017 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -866,6 +866,10 @@ public abstract class KotlinBuiltIns {
         return classFqNameEquals(descriptor, FQ_NAMES.array) || getPrimitiveArrayType(descriptor) != null;
     }
 
+    public static boolean isArrayOrPrimitiveArray(@NotNull KotlinType type) {
+        return isArray(type) || isPrimitiveArray(type);
+    }
+
     public static boolean isPrimitiveArray(@NotNull KotlinType type) {
         ClassifierDescriptor descriptor = type.getConstructor().getDeclarationDescriptor();
         return descriptor != null && getPrimitiveArrayType(descriptor) != null;