Add two-dimensional code download

README.md

@@ -10,7 +10,8 @@
 <a href="https://play.google.com/store/apps/details?id=cn.trinea.android.demo" target="_blank" title="从Google Play下载"><img src="http://www.android.com/images/brand/get_it_on_play_logo_small.png" title="从Google Play下载"/></a>
     <a href="http://as.baidu.com/a/item?docid=5499464" target="_blank" title="从Baidu手机助手下载"><img src="http://farm3.staticflickr.com/2826/11928623406_b9e8d39bd7_o.png" title="从Baidu手机助手下载"/></a>
     <a href="http://zhushou.360.cn/detail/index/soft_id/994107" target="_blank" title="从360手机助手下载"><img src="http://farm4.staticflickr.com/3775/11983355756_f8548f4c17_o.png" title="从360手机助手下载"/></a>
-    <a href="http://app.xiaomi.com/detail/54761" target="_blank" title="从小米应用商店下载"><img src="http://farm8.staticflickr.com/7380/11982503045_b0538df5f5_o.png" title="从小米应用商店下载"/></a>  
+    <a href="http://app.xiaomi.com/detail/54761" target="_blank" title="从小米应用商店下载"><img src="http://farm8.staticflickr.com/7380/11982503045_b0538df5f5_o.png" title="从小米应用商店下载"/></a>
+    <a href="http://trinea.github.com/apk/trinea-android-demo.apk" target="_blank" title="二维码扫描下载"><img src="https://farm6.staticflickr.com/5515/14014260712_e5a3b206ba_o.png" title="二维码扫描下载"/></a>  
 
 
 #####1.  网络缓存