框架搭建完成，工作交接

dupengyue

2017-03-07 a8b07ffc679a9662f9b6a94a097f8b491ff232e8

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<?xml version="1.0" encoding="utf-8"?> 
<alpha 
    xmlns:android="http://schemas.android.com/apk/res/android" 
    android:fromAlpha="0.0" 
    android:toAlpha="1.0" 
    android:duration="300"/>