updated link to ClassFactorySpec
(#13) Introduce LinkedHashMap
(#14) whereIt
(#16) Bug fix: Extending an extended class can't be resolved
(#17) super is not passed down for an already extended class
(#18) A child class should be an instance of the parent class
(#19) Override protected
(#20) LinkedHashMap should return the size
(#21) LinkedHashMap should return if the map is empty or not
(#22) Fixed removing to modify count
(#24) Autogenerated Getters and Setters