Twython

- Bump release with latest patches from GitHub.
- Fix Direct Messages with patches from manuelcortez.

- Fixes for cursoring API endpoints
- Improve `html_for_tweet()` parsing
- Documentation cleanup
- Documentation for cursor's `return_pages` keyword argument
- Update links to Twitter API in documentation
- Added `create_metadata` endpoint
- Raise error for when cursor is not provided a callable

- Improve replacing of entities with links in `html_for_tweet()`
- Update classifiers for PyPI

- Added support for "symbols" in `Twython.html_for_tweet()`
- Added support for extended tweets in `Twython.html_for_tweet()`
- You can now check progress of video uploads to Twitter when using `Twython.upload_video()`

- Added `upload_video` endpoint
- Fix quoted status checks in `html_for_tweet`
- Fix `html_for_tweet` method response when hashtag/mention is a substring of another

- Added support for muting users
- Fix typos in documentation
- Updated documentation examples
- Added dynamic filtering to streamer