Update README.md
Merge branch 'hotfix/tests_to_1.9.3'

* hotfix/tests_to_1.9.3:
  remove cyrillic from rb files
Merge branch 'release/1.5.1'

* release/1.5.1:
Merge branch 'master' of github.com:ulmic/i_am_the_lider

* 'master' of github.com:ulmic/i_am_the_lider:
  Update README.md
days to days
Merge branch 'hotfix/remove_all_cyrillic' into develop

* hotfix/remove_all_cyrillic:
  days to days
  Update README.md