FluidLayout是一个Android平台上的开源控件，提供了流布局的布局方式。
在 Gradle 项目中添加依赖：
compile 'com.fynn.fluidlayout:fluidlayout:1.0'
支持的布局属性：
gravity="center" 单行垂直居中对齐
gravity="bottom" 单行底部对其
gravity="top" 单行顶部对其
该控件支持 ScrollView 嵌套。
Copyright Fynn
Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.