Added
- New Class: `Subscription` in `inoreader.subscription`
- New methods:
- `InoreaderClient.get_subscription_list`
- `InoreaderClient.get_stream_contents`
- New commands: `get-subscriptions`, `fetch-articles`, `dedupe`
Changed
- Supported new output formats in command `fetch-unread`: `markdown` and `org-mode`
- Changed command `filter`, see `example/rules.example.yaml` for details
- Use `logging` instead of `print` in cli