Merge pull request #4 from KirillKayumov/front-end

Front end
Merge pull request #5 from KirillKayumov/front-end

Front end
Merge pull request #6 from KirillKayumov/front-end

Fix ships
Add nickname
Merge pull request #7 from KirillKayumov/api

Add nickname
Merge pull request #8 from KirillKayumov/front-end

Win alert
heroku pls work!
Fix
Accept and declain
Fixes