Merge pull request #423 from qiniu/features/export-upload-recorder-to-qiniu

export upload recorder to qiniu

Author: bachue

qiniu/__init__.py

@@ -20,6 +20,7 @@
 from .services.storage.bucket import BucketManager, build_batch_copy, build_batch_rename, build_batch_move, \
     build_batch_stat, build_batch_delete, build_batch_restoreAr
 from .services.storage.uploader import put_data, put_file, put_stream
+from .services.storage.upload_progress_recorder import UploadProgressRecorder
 from .services.cdn.manager import CdnManager, create_timestamp_anti_leech_url, DomainManager
 from .services.processing.pfop import PersistentFop
 from .services.processing.cmd import build_op, pipe_cmd, op_save