支持课程问卷获取

[AsakuraMizu]

close #39

• 问卷列表
• 问卷详情
• 单元测试

[AsakuraMizu]

For future reference, the questionnaire submission page is accessible even with an invalid wjid as long as you have access to the given wlkcid.

[Harry-Chen]

For future reference, the questionnaire submission page is accessible even with an invalid wjid as long as you have access to the given wlkcid.

这个是否写到某个函数的注释里面？

此外，我建议questionnaire 出现在公开的类型中不缩写，私有类型 / 参数名可以缩写。