Changelog for Groovy 2.3.11

Bug

[GROOVY-6800] - Compilation error when calling method that has Optional<Closure> parameter
[GROOVY-7045] - commands return value false is ignored
[GROOVY-7047] - Static inner class crashes compiler when it references parent's this
[GROOVY-7077] - NullPointerException compiling fully qualified reference to 'this' of outer class inside inner class
[GROOVY-7182] - Static type error when using generic methods and Closures as parameters
[GROOVY-7211] - @CompileStatic: A method which has default value parameter and generic return type will cause type checking error
[GROOVY-7308] - Change In MetaClass Behavior
[GROOVY-7310] - getGeneratedMethods is missing from the type checking DSL
[GROOVY-7324] - Incomplete generic type inference for list.property notation
[GROOVY-7332] - Groovysh help and doc commands should use groovy-lang.org instead of groovy.codehaus.org
[GROOVY-7333] - Incorrect inferred type in instanceof check of array
[GROOVY-7343] - Access to java.lang.Object is forbidden