added email in user profile edit page
Merge pull request #11 from vtoulemonde/modification

Deletes with Ajax
Merge branch 'master' of https://github.com/vtoulemonde/visit_places_app
About page done
Merge pull request #12 from vtoulemonde/modification

Friendship ajax, Welcome Page with last visits of friends, Add map on My Recommendation
Merge branch 'master' of https://github.com/vtoulemonde/visit_places_app
Merge pull request #13 from coenching/master

Email in user profile, About page done
Add gem unicorn in Gemfile. Create file config/unicorn.rb.