create: new file

create: README.md

update: README.md

create: new file

update: README.md

update: README.md

update README.md

Запрос на слияние 'latest_version' (#9) из latest_version в master

update pip requirements.txt

update readme latest version

update readme & biblio_results

update progress bar & code style pep8

Запрос на слияние 'refactoring' (#5) из refactoring в master

Fix some bugs

fix typos, improve parsing for task4

improve url detection

revert task 1