Add link to the status of travis-ci
Add link to the status of travis-ci

cmalaboeuf/angular2-blog,cmalaboeuf/mean-docker-compose,cmalaboeuf/mean-docker-compose,cmalaboeuf/mean-docker-compose,cmalaboeuf/angular2-blog,cmalaboeuf/angular2-blog,cmalaboeuf/angular2-blog,cmalaboeuf/mean-docker-compose