Per-file options seem to get ignored/overridden about grunt-s3 HOT 3 OPEN

    s3: {
        options: {
            key: process.env.AWS_KEY,
            secret: process.env.AWS_SECRET,
            bucket: 'static.pagerank.nfriedly.com',
            access: 'public-read',
            maxOperations: 4,
            gzip: true,
            headers: {
                'Cache-Control': 'max-age=' + 60 * 60 * 24 * 365 // 1 year
            }
        },
        'prod-html': {
            options: {
                headers: {
                    'Cache-Control': 'max-age=' + 60 * 1 // 1 minute
                }
            },
            upload: [{
                src: 'public/*.html',
                dest: '/'
            }],
        },
        'prod-css-js': {
            upload: [{
                src: 'public/*.{js,css}',
                dest: '/'
            }]
        },
        'prod-images': {
            options: {
                gzip: false
            },
            upload: [{
                src: 'public/*.{jpg,png,gif}',
                dest: '/'
            }]
        }
    }