Consider the following: ```groovy class Pogo { } def pogo = new Pogo() pogo.metaClass = null ``` "metaClass" is determined to be `metaClass(Object,Closure): MetaClass` method. It should be `setMetaClass(Object,MetaClass): void`. 
Consider the following:
"metaClass" is determined to be
metaClass(Object,Closure): MetaClassmethod. It should besetMetaClass(Object,MetaClass): void.