Exercice ajax wagon race
readme fix
Enhanced readme
Merge pull request #91 from lewagon/04/05-Ajax-wagon-race

04/05 ajax wagon race
Update README.md
add Rakefile for kitt display
Update README.md
Update README.md
Update README.md
Update README.md
Update README.md
Update README.md
Adding missing rakefiles
Merge branch 'master' of github.com:lewagon/promo-2-challenges
exo 3 solution