{
    "database": [
        {
            "name": "database_to_monitor",
            "librato_source": "the source name for librato",
            "hosts": "mongo1:27017,mongo2:27017,mongo3:27017",
            "user": "Some monitoring user",
            "password": "Some monitoring user secret"
        }
    ],
    "sample_rate": 60,
    "librato": {
        "user": "some@email",
        "token": "S3cr3t!"
    }
}

{
    "database": {
            "name": "database_to_monitor",
            "librato_source": "the source name for librato",
            "hosts": "mongo1:27017,mongo2:27017,mongo3:27017",
            "user": "Some monitoring user",
            "password": "Some monitoring user secret"
    },
    "sample_rate": 60,
    "librato": {
        "user": "some@email",
        "token": "S3cr3t!"
    }
}

Update config to take a single database dict, not list of dicts
Update config to take a single database dict, not list of dicts
