Created TestMatrix class

For now only has one test for the importCSV method

src/TestMatrix.java

@@ -0,0 +1,12 @@
+public class TestMatrix {
+    public static void main(String[] args) {
+        testImportCSV();
+    }
+
+    public static void testImportCSV() {
+        Matrix m = new Matrix();
+
+        m.importCSV("/home/satan/bin/graphprogram/graph.csv");
+        System.out.println(m);
+    }
+}