**************************************
Added
=====
- Added `str` and `repr` methods for KytosEvent and Connection classes to be
easy to see logging and debugging information.
- Added `web/update/<version>/` endpoint to update Kytos Web Interface with a
specific version.
- Added asyncio support in tcp server and controller. API Server, ipython,
event handlers and event notifications are still running on separate threads.
Changed
=======
- Changed the components name provided by Kytos NApps to use the pattern:
{username}-{nappname}-{component-section}-{filename}
Fixed
=====
- Fixed some docstrings and comments