Aiotg

- Basic support for inline queries
- Drop support for Python 3.4 (async/await ftw!)
- Improved code readability
- Tg prefix removed from classes, but compatibility is preserved

- SendChatAction & Markdown
- Bump aiohttp requirement
- get_file and download_file
- Use canse-insensitive matching instead of lowering text

Updated documentation and examples
TgChat made useful without message
Fixed problems with multipart forms
New tests

Bugfixes and updated documentation

Bugfix for getUpdates()

- (breaking) Change the way media handlers are defined, see documentation for bot.handle
- (breaking) TgMessage removed if favour of TgChat, but compatibility is preserved for command handlers
- Added support for botan.io, just pass botan_token to TgBot constructor
- Added retry logic to handle Telegram throttling and outages (this is actually a killer feature of this release!)
- Added basic tests and TravisCI integration

In order to get to 1.0 release we need to write more test and improve documentations, so any contributions are welcome!