changed Vector2D to Vector2f insted and added sound but the sound is not finnishd yet.

and added a update method to entity for ex the sound entity to update its position in the 
world. Added loging support to whit MultiPrintStream.java

src/ei/engine/math/Vector2f.java

@@ -0,0 +1,42 @@
+package ei.engine.math;
+
+public class Vector2f {
+	private float x;
+	private float y;
+	
+	public Vector2f(float x, float y){
+		this.x = x;
+		this.y = y;
+	}
+	
+	/**
+	 * Get the X value
+	 * 
+	 * @return the x value in the vector
+	 */
+	public float getX(){
+		return x;
+	}
+	
+	/**
+	 * Get the Y value
+	 * 
+	 * @return the y value in the vector
+	 */
+	public float getY(){
+		return y;
+	}
+	
+	/**
+	 * Add to the vectro
+	 * @param i The amount to add
+	 */
+	public void add(float i){
+		x += i;
+		y += i;
+	}
+	
+	public String toString(){
+		return "Vector2f["+x+","+y+"]";
+	}
+}

src/ei/engine/math/Vector2i.java

@@ -0,0 +1,42 @@
+package ei.engine.math;
+
+public class Vector2i {
+	private int x;
+	private int y;
+	
+	public Vector2i(int x, int y){
+		this.x = x;
+		this.y = y;
+	}
+	
+	/**
+	 * Get the X value
+	 * 
+	 * @return the x value in the vector
+	 */
+	public int getX(){
+		return x;
+	}
+	
+	/**
+	 * Get the Y value
+	 * 
+	 * @return the y value in the vector
+	 */
+	public int getY(){
+		return y;
+	}
+	
+	/**
+	 * Add to the vectro
+	 * @param i The amount to add
+	 */
+	public void add(int i){
+		x += i;
+		y += i;
+	}
+	
+	public String toString(){
+		return "Vector2i["+x+","+y+"]";
+	}
+}