Merge pull request #30 from lilia-simeonova/master

Добавяне на Александър Янакиев към списъка с ментори.
Merge pull request #31 from lilia-simeonova/master

Ментори на Luxoft
Add distinct whitespace
Add Stefan Kanev as a mentor
Merge pull request #32 from skanev/add-skanev

Stefan Kanev as a mentor
Update mentors.md
Merge pull request #33 from atanaz/patch-1

Update mentors.md
mentors