重构下请求接口
Merge pull request #44 from airballoon/bingo

重构下请求接口
Merge branch 'ericlinj'
加上全体网民
Merge pull request #45 from airballoon/bingo

加上全体网民
默认出人口属性
Merge pull request #46 from airballoon/bingo

默认出人口属性
添加验证
Merge pull request #47 from airballoon/bingo

添加验证
添加兴趣点时的验证
Merge pull request #48 from airballoon/bingo

添加兴趣点时的验证
添加error处理，针对ajax方式和同步请求方式分别处理