docs: update README.md (#56)
docs: update README.md (#56)

Associated value documentation is out of date.
Antondomashnev/Sourcery,krzysztofzablocki/Sourcery,krzysztofzablocki/Sourcery,Antondomashnev/Sourcery,Antondomashnev/Sourcery,krzysztofzablocki/Sourcery,Antondomashnev/Sourcery,Antondomashnev/Sourcery,krzysztofzablocki/Sourcery