message: Remove Image include from TextField
diff: #include <NAS2D/EventHandler.h>
  #include <NAS2D/Timer.h>
  -#include <NAS2D/Resources/Image.h>
  #include <NAS2D/Renderer/RectangleSkin.h>
  *
  * The Field Control is just a set of rendered text a user can enter.
  */
  -
  class TextField: public Control
  {
  public:
  