Merge pull request #50 from wangxu2013/master

[mod]信贷历史中期数改用文本框
Merge pull request #37 from JohnCny/master

merge
[add]还款记录
Merge pull request #52 from tanwh/master

[add]还款记录查询
Merge pull request #51 from wangxu2013/master

[mod]来访登记年龄和电话设为非必填