Univk-audio

Code style
Removed trailing newlines, spaces between keyword arguments.
Added docstrings in main modules.

Rewrite of the auth module
Some functions of auth module were edited for better readability and performance.

First release (v1.0.2) of the library is here!

Features:
* Doesn't require a VK Audio API token
* Login + password authorization
* Searching for songs without specific query rules
* Downloading songs
* Supports async

Here we go!