Create band views

Signed-off-by: Fernando Rocha <fernandogrd@gmail.com>
Album create view

Signed-off-by: Fernando Rocha <fernandogrd@gmail.com>
Song create view

Signed-off-by: Fernando Rocha <fernandogrd@gmail.com>
Track create view

Signed-off-by: Fernando Rocha <fernandogrd@gmail.com>
Update views

Signed-off-by: Fernando Rocha <fernandogrd@gmail.com>
Merge pull request #12 from curso-rest/create_views

Create views