update: README.md

update: README.md

update: README.md

update: README.md

update: README.md

create: rezult_chat.png, update: README.md

update: url.txt

update: url.txt

create: url.txt

update: url.txt

add dir coasmo_site into master

update: url.txt

update: styles.css, index.html, script.js, rocket.svg, sputnik.svg, gagarin.jpeg, rocket-launch.jpeg, space-puzzle.jpeg