Moved space commands into their own package

Signed-off-by: Damien Le Berrigaud <damien@pivotallabs.com>
Moved service commands into their own package

Signed-off-by: Damien Le Berrigaud <damien@pivotallabs.com>
Added example integration test for app

Signed-off-by: Damien Le Berrigaud <damien@pivotallabs.com>