Add StatsActivity

app/src/main/java/com/hippo/ehviewer/ui/ContentActivity.java

@@ -39,6 +39,11 @@ public class ContentActivity extends StageActivity
     private StatusBarLayout mStatusBarLayout;
     private StageLayout mContentLayout;
 
+    @Override
+    protected boolean isShowStats() {
+        return true;
+    }
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);