API Key Support

Since vulners seemd to change their bot detection, support for api keys was added.

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Don't forget to place the following files next to the JAR:
email.json:

    {
        "recipients":[ "[email protected]" ],
        "sender": {
            "address": "[email protected]", 
            "host": "smtp.gmail.com",
            "port":25,
            "user":"[email protected]",
            "password":"xxxxxx",
            "subject":"Vulnerability Report <d>"
        }
    }

subscriptions.json:

     {
        "apikey": "XYZ....ZYX",
        "entries":[
        {
            "name":"intel" ,
            "cvss": 5.0
        },{
            "name":"custom_wpvulndb_plugin" ,
            "plugins":[
                "duplicate-post","regenerate-thumbnails"
            ]
        },{
            "name":"chrome" ,
            "cvss": 5.0
        },{
            "name":"centos" ,
            "cvss": 5.0
        }
        ]
    }

history.json:

    {
        "history": [],
        "deleteAfter": {
        "days": 60
        }
    }