feat(client/js/*/uploader.basic.js): #1252 - Allow to change
successEndpoint per upload
Remove redundant methods definition in s3/uploader.basic

Theses methods are inherited from qq.nonTraditionalBasePublicApi
Merge pull request #1296 from Melusyn/feature/set-upload-success-endpoint

feat(client/js/*/uploader.basic.js): #1252 - Allow to change successEndpoint per upload
closes #1252