bug fixes

client/src/api/index.js

@@ -5,7 +5,7 @@ import ReportAPI from './report_api'
 import PlayerAPI from './player_api'
 import DiscussAPI from './discuss_api'
 import FeedbackAPI from './feedback_api'
-import AffairsAPI from './Affairs_api'
+import AffairsAPI from './affairs_api'
 
 const Other = new OtherAPI(webConf)
 const Course = new CourseAPI(webConf)