Finished ephemeries for all 8 planets and fixed so that renderablewavefront object.

NOTE: Basically, added a whole bunch of mod files, I agre - its ugly but later we need to decide ownership of this class.

Ephemeries goes temporarily under the name "RenderableTrail"
It displays a fading ephemeries with nodes of equal time (planetary days for now, will make changable)
For each modfile one specifies all the usual spice stuff with the addition of:
 - Planets tropical orbit
 - Planet/Earth orbit ratio
 - Planets day length in earth hours
Pulled from NASAs webpage so its reliant data, got the link from Brian.

include/openspace/rendering/renderabletrail.h

@@ -53,11 +53,20 @@ public:
 	void loadTexture();
 	void fullYearSweep();
 
+	// modfile reads
 	// spice
 	std::string _target;
 	std::string _observer;
 	std::string _frame;
+	// color
+	glm::vec3 _c; 
 	double _r, _g, _b;
+	// orbit relational data
+	double _tropic;
+	double _ratio;
+	double _day;
+
+
 
 	// need to write robust method for vbo id selection 
 	// (right now galactic grid has to be present) (why though?) solve later...
@@ -73,7 +82,6 @@ public:
 	unsigned int _vtotal;
 	unsigned int _stride;
 
-	glm::vec3 _c;
 	//Vertex* _varray;
 	std::vector<float> _varray;
 	int* _iarray;