loopj/android-async-http — pull request #239 by jensh (2013-05-29 19:18:59+00:00)
Title: Progress notifications for file uploads

Overwrite AsyncHttpResponseHandler.onProgress to get progress
notifications. The implementation forwards a reference of
AsyncHttpResponseHandler to SimpleMultipartEntity.
SimpleMultipartEntity than fires the progress messages every
CHUNKSIZE=65536 bytes in writeTo().