Merge branch 'dev_aliyun' of https://bdgit.educoder.net/Hjqreturn/educoder into dev_aliyun

# Conflicts:
#	public/react/src/modules/courses/exercise/Testpapersettinghomepage.js

public/react/src/modules/courses/exercise/Testpapersettinghomepage.js

@@ -195,7 +195,7 @@ class Testpapersettinghomepage extends Component{
             }else {
 							this.setState({ donwloading: true })
 							downloadFile({
-								url: url+`?${queryString.stringify(params)}`+ '&export=true',
+								url: url+`?${queryString.stringify(params)}`,
 								successCallback: (url) => {
 									this.setState({ donwloading: false });
 									console.log('successCallback')