|SOURCE|
[EditorViewport]
* This class is intended to be implemented as a QWidget which the MainWindow
  class can use to render the world into
* The class can have the framebuffer it's rendering to resized
* Each viewport gets its own clear colour
* In order to be rendered to, each viewport needs to be activated, when they
  are finished rendering, they are deactivated
[OpenGLWindow]
* A vector of EditorViewport objects has been added to test the framebuffer
  object rendering
[MainWindow]
* A splitter widget has been added to allow for splitting the workspace as the
  user desires