Fix tests of 01-Ruby / 04-Hash-Symbols / Optional-03-Shopping-Cart
Merge pull request #24 from lewagon/01-Ruby/04-Hash-Symbols/Optional-03-Shopping-Cart

Fix tests of 01-Ruby / 04-Hash-Symbols / Optional-03-Shopping-Cart
Merge branch 'master' of github.com:lewagon/promo-3-challenges
Cookbook refactored
Merge pull request #25 from lewagon/cookbook-refactored

Cookbook refactored
exercice non solved
solve conflicts
Rakefile to check file exists
Count lines to validate exercise
Rakefile testing CSS file size
All CSS exercises tested
Invert arity
Test bootstrap grid exercise
Need 3 html files
Empty 0/0 tests for JS exercises
Merge branch 'master' of github.com:lewagon/promo-3-challenges
New link to WWW Sql Designer
Recompartiment Chapter 3
Fixed the readme to go along the api changes
Merge branch 'master' of github.com:lewagon/promo-3-challenges