Added condition when operation value is 0 on POST
Merge branch 'master' of github.com:010Minds/api
Merge branch 'RouteReturn'
Merge branch 'RouteReturn'
Adicionado controller para following
Rota api/followers/:id corrigido
Adicionado class FollowsForm e metodo para follows(seguir)
Adicionado método unfollow
Rota followers e following alterada para api/user/:id/followers e api/user/:id/following