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New features
- Add: new function **send_to** to avoid the need to has access to function to send the task to manager. Now we can use them instead of **task.delay(...)**.
- Add: new function **current_app** that will return the aiotask manager instance.
- Add: integrated cycle of deploy using Travis.
Improvements and fixes
- Imp: the import method for tasks was changed. Now we can import tasks from a different directory or current directory.