单团和财务合并
Merge branch 'master' of https://github.com/easyhao1314/TravelPlatform.git
添加审批流操作
常量工具类，添加提交参数
整合财务和单团   王东清
Merge branch 'master' of https://github.com/easyhao1314/TravelPlatform.git
tijiao dongge