New input JSON for hlsclient

hlsclient_input_webm.json

{
    "streams": {
        "Nasa-high": {
            "input-path": "/msfc/Wifi.m3u8",
            "servers": ["http://liveips.nasa.gov.edgesuite.net"],
            "bandwidth": 1080434
        }
    },

    "actions": [
        {
            "type": "transcode",
            "input": "Nasa-high",
            "output": {
                "webm": {
                    "Nasa-audio-only": {
                        "path": "Nasa-webm.m3u8"
                    }
                }
            }
        }
    ]
}