Added sinfest ripper test

src/test/java/com/rarchives/ripme/tst/ripper/rippers/SinfestRipperTest.java

@@ -0,0 +1,13 @@
+package com.rarchives.ripme.tst.ripper.rippers;
+
+import java.io.IOException;
+import java.net.URL;
+
+import com.rarchives.ripme.ripper.rippers.SinfestRipper;
+
+public class SinfestRipperTest extends RippersTest {
+    public void testRip() throws IOException {
+        SinfestRipper ripper = new SinfestRipper(new URL("http://sinfest.net/view.php?date=2000-01-17"));
+        testRipper(ripper);
+    }
+}