added sign out link
Merge pull request #7 from fedetaglia/fede

Fede
Merge branch 'master' of github.com:fedetaglia/burning-airlines into lukeDev
added factory girl gem
Merge pull request #8 from fedetaglia/lukeDev

added factory girl gem
added specs for flights controller, models and also made the tests pass for validations and associations between airplane and flights
Merge branch 'master' into em_dev
test and model for airplanes and reservations
Merge pull request #9 from fedetaglia/em_dev

specs for validations and associations for flights
Merge branch 'master' into fede