Created the basic structure of the HuKit framework.

- HKEntity
    - HKEntity definition to be used by the ECS.
- HKComponent
    - Parent directory of all HKComponents that will be organized into
      sub groups based on their function.
- HKSystem
    - Parent directory of all HKSystems that will be organized into
      sub groups based on their function.
- HKEvent
    - Parent directory of all HKEvents that are passed around the
      framework. Groups of events will be organized based on their function.
- HKManager
    - Parent directory of all HKManagers. Groups of managers will be
      organized based on their function.