updates to the imagesequencing & renderableplanet projection classes mainly

include/openspace/rendering/model/renderablemodel.h

@@ -57,8 +57,12 @@ protected:
 
 private:
     properties::StringProperty _colorTexturePath;
+	properties::StringProperty _bumpTexturePath;
+
     ghoul::opengl::ProgramObject* _programObject; 
     ghoul::opengl::Texture* _texture;
+	ghoul::opengl::Texture* _bumpMap;
+
 
 	modelgeometry::ModelGeometry* _geometry;
 
@@ -67,10 +71,13 @@ private:
 	std::string _source;
 	std::string _destination;
 
-
     psc _sunPosition;
 
 	properties::BoolProperty _performShading;
+	properties::BoolProperty _performFade;
+
+	properties::FloatProperty _fading;
+
 };
 
 }  // namespace openspace