Remove I3DEngine CryCommon Interface (#567)

Delete:

- I3DEngine
- Missions
- Time of day
- GameEffectsSystem Gem
- ImageProcessing Gem
- SVOGI Gem
- Various other things that don't do anything now that the legacy renderer has been removed.

Code/Sandbox/Editor/Util/CubemapUtils.cpp

@@ -30,6 +30,7 @@
 #include "Util/ImageTIF.h"
 #include "Objects/BaseObject.h"
 
+#include <IEntityRenderState.h>
 
 class CubemapSizeModel
     : public QAbstractListModel