Merge pull request #75 from nromanen/master

merge
Merge pull request #76 from nromanen/kirill

Merge pull request #75 from nromanen/master
Merge pull request #77 from nromanen/edd

Edd
Merge branch 'edd'
merge m->e
Merge branch 'master' of https://github.com/nromanen/ch018-2team-
Merge pull request #79 from nromanen/master

m->e