Merge branch 'master' of github.com:lewagon/promo-4-challenges
clean canvas
work in progress
bunch of changes
finish first version
Merge branch 'master' of github.com:lewagon/promo-4-challenges
first shot
Update TEACHERS.md
first shot
Merge branch 'guidelines_oop_building_software' of github.com:lewagon/promo-4-challenges into guidelines_oop_building_software
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Merge pull request #14 from lewagon/guidelines_oop_building_software

Guidelines oop building software
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Update TEACHERS.md
Merge pull request #13 from lewagon/guidelines_oop_basics

Guidelines oop basics
adding readme files
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Update TEACHERS.md
Update TEACHERS.md
students guidelines