Grabs a list of url from google for specified key words.

Input must have 2-3 arguments:

1. Keywords (separated by +'s)
2. Number of results (10, 50, or 100)
3. Ranking Url (optional; www sensitive)

Output is a json with a list of urls and a ranking if you provided a ranking url:

{
    "results": [
        "http://blah.com",
        "http://blah2.com"
    ]
    "ranking": 1
}