#### 组件名称
gov-timeline

#### 解释：
时间轴

#### 属性说明：
|属性名 | 类型 | 必填 | 默认值 |说明 |
|---|---|---|---|---|

#### 代码示例
swan:
```
<view>
    <view class="preview-caption">默认样式时间轴</view>
    <gov-timeline>
        <block s-for="item in options">
        <gov-timeline-item
            status="{{item.status}}"
            title="{{item.title}}"
            desc="{{item.desc}}"
        >
            {{item.info}}
        </gov-timeline-item>
        </block>
    </gov-timeline>
    <view class="preview-caption">自定义样式时间轴</view>
    <gov-timeline gov-timeline-class="gov-timeline-class">
        <block s-for="item in options">
            <gov-timeline-item
                gov-content-title="gov-content-title"
                gov-content-slot="gov-content-slot"
                gov-item-tail="gov-item-tail"
                status="{{item.status}}"
                title="{{item.title}}"
                desc="{{item.desc}}"
                desc-style="{{item.descStyle}}"
                has-tail="{{item.hasTail}}"
                icon="{{item.icon}}"
                icon-color="{{item.iconColor}}"
            >
                {{item.info}}
            </gov-timeline-item>
        </block>
    </gov-timeline>
</view>
```
js:
```
Page({
    data: {
        options: [
            {
                status: 'wait',
                title: '2019-03-28 13:40',
                desc: '待审核',
                info: '待审核内容待审核内容待审核内容待审核内容待审核内容待审核内容',
                descStyle: 'font-size:14px; color:#999',
                hasTail: 'true',
                iconColor: '#999'
            },
            {
                status: 'finished',
                title: '2019-03-28 13:45',
                desc: '审核通过',
                info: '审核通过审核通过审核通过审核通过审核通过',
                descStyle: 'font-size:14px; color:green',
                hasTail: 'true',
                iconColor: 'green'
            },
            {
                status: 'success',
                title: '2019-03-28 13:50',
                desc: '已办结',
                info: '已办结已办结已办结已办结已办结',
                descStyle: 'font-size:14px; color:blue',
                hasTail: 'true',
                iconColor: 'blue'
            },
            {
                status: 'error',
                title: '2019-03-28 13:50',
                desc: '审核未通过',
                info: '审核未通过审核未通过审核未通过',
                descStyle: 'font-size:14px; color:#f00',
                iconColor: '#f00'
            }
        ]
    }
});

```
css:
```
.gov-content-slot {
    color: #a8e7f7 !important;
}
.gov-content-title {
    color: #a9c9f8 !important;
    font-size: 10px !important;
}
.gov-timeline-class {
    padding: 5px 0 !important;
    margin-left: 50px !important;
}
.gov-item-tail {    
    position: absolute !important;
    top: 6px !important;
    left: 0 !important;
    width: 1px !important;
    height: 100% !important;
    background-color: #f5e5e5 !important;
}
```