Remove global "using namespace std;" declarations, use "std::" prefixes on all std elements

Fix whitespace changes

src/GraphDisplay.h

@@ -25,11 +25,11 @@ public:
 private:
 	void UpdateVerts();
 
-	vector<float> m_Values;
+	std::vector<float> m_Values;
 
 	RectF m_quadVertices;
 
-	vector<Actor*> m_vpSongBoundaries;
+	std::vector<Actor*> m_vpSongBoundaries;
 	AutoActor m_sprBarely;
 	AutoActor m_sprBacking;
 	AutoActor m_sprSongBoundary;