Merge pull request #120 from Pzqqt/patch-7

    <string name="password_protect_hidden_items">使用密码保护隐藏项</string>

    <string name="password_protect_whole_app">使用密码保护本应用</string>

    <string name="keep_last_modified">在复制/移动/重命名文件时保留旧的修改日期</string>

    <string name="show_info_bubble">Show an info bubble at scrolling items by scrollbar dragging</string>

    <string name="show_info_bubble">拖动滚动条时在滚动项目旁显示一个信息气泡</string>

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    <string name="about">关于</string>