$scope.test_data = [
            {"nome": "Fred Chevitarese", "email": "fchevitarese@gmail.com", "plano": "OnDemand"},
            {"nome": "Datagoal", "email": "daniel@datagoal.com.br", "plano": "OnDemand"},
            {"nome": "Fulano", "email": "fulano@somemail.com", "plano": "Free"},
            {"nome": "Siclano", "email": "siclano@somemail.com", "plano": "Free"},
            {"nome": "Beltrano", "email": "beltrano@somemail.com", "plano": "Free"},
        ]
    };