added sources for Slick

Former-commit-id: 1647fa32ef6894bd7db44f741f07c2f4dcdf9054
Former-commit-id: 0e5810dcfbe1fd59b13e7cabe9f1e93c5542da2d

lib/slick-source/org/newdawn/slick/Renderable.java

@@ -0,0 +1,18 @@
+package org.newdawn.slick;
+
+/**
+ * Description of anything that can be drawn
+ * 
+ * @author kevin
+ */
+public interface Renderable {
+
+	/**
+	 * Draw this artefact at the given location
+	 * 
+	 * @param x The x coordinate to draw the artefact at
+	 * @param y The y coordinate to draw the artefact at 
+	 */
+	public void draw(float x, float y);
+	
+}