Refactoring

* package refactoring
* new matrix implementation (todo)
* new adj list implemetation (todo)
* fixed tests

src/berack96/lib/graph/models/MarkSaveStructure.java

@@ -0,0 +1,18 @@
+package berack96.lib.graph.models;
+
+/**
+ * Support class used for saving a Graph in a file.
+ * 
+ * @author Berack96
+ *
+ */
+public class MarkSaveStructure {
+	public MarkSaveStructure() {}
+	protected MarkSaveStructure(String v, Object m) {
+		this.vert = v;
+		this.mark = m;
+	}
+	
+	public String vert;
+	public Object mark;
+}