New methods for download and audio conversion using contextmanager

Merge pull request #4 from moises-ai/ctx-manager

Implements file download and conversion in parallel using ctx manager

2.5.0

add prepare_audios and timer helper

2.4.0

add environment modifier to sentry

2.3.0

Add sentry support

2.2.3

Adding a test upload/download server

2.2.2

Add handling for another invalid file error

And improve logging by making file conversion error a custom exception

2.2.1

raise validation error if source file is invalid

2.2.0

Improve file conversion logging

2.1.0

Improve logging

2.0.2

add self destroy if too many unhanded exceptions