Update

A little update that adds old removed features, brings some optimization and polishes things.

• Now the bot uses MessageEntity to get links from messages

• Finally open tracks on the website

• Switched from json database (funny, isn't it?) to a usual sqlite database

• Settings are not set to default when using "/start" command

• Select your language on start

• Download track's artwork as a document

• Inline Track Menu setting is disabled by default

• Settings help is back