plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: - some renaming, comments improvments, etc - progress callback is no more managed here, as it will be managed by application - no more file data is used, beside file_obj - a proper Deferred is used instead of success and error callbacks - more clean error sending method plugin XEP-0096 has been updated to handle changes. Its temporarily partially broken though

Use this module to temporary store files that need to be integrated to other
projects such as Wokkel.

For example, the changeset that introduced this folder adds RSM (XEP-0059)
support to Wokkel. The files in sat.tmp.wokkel are imported over the initial
wokkel files from sat.plugins.__init__.py