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/Objects/BaseObject.cpp

@@ -37,6 +37,8 @@
 #include "ViewManager.h"
 #include "IEditorImpl.h"
 #include "GameEngine.h"
+#include <IEntityRenderState.h>
+#include <IStatObj.h>
 // To use the Andrew's algorithm in order to make convex hull from the points, this header is needed.
 #include "Util/GeometryUtil.h"
 
@@ -821,9 +823,8 @@ void CBaseObject::GetLocalBounds(AABB& box)
 }
 
 //////////////////////////////////////////////////////////////////////////
-void CBaseObject::SetModified(bool boModifiedTransformOnly)
+void CBaseObject::SetModified(bool)
 {
-    ((CObjectManager*)GetObjectManager())->OnObjectModified(this, false, boModifiedTransformOnly);
 }
 
 void CBaseObject::DrawDefault(DisplayContext& dc, const QColor& labelColor)