message: Remove Thing constructor that doesn't set initial animation state
diff: @@ -17,11 +17,6 @@ public:
  using DieCallback = NAS2D::Signals::Signal<Thing*>;
  public:
  - Thing(const std::string& name, const std::string& spritePath) :
  - mName(name),
  - mSprite(spritePath)
  - {}
  -
  Thing(const std::string& name, const std::string& spritePath, const std::string& initialAction) :
  mName(name),
  mSprite(spritePath, initialAction)
  