Add google as a keyword

You are not showing up here when searching for google http://registry.autopergamene.eu/
As a result I had started creating my own package. Right now my package is only a wrapper to get a google ID from config, but was planning on building it out with features like yours.
I'm going to add a deprecation notice to my repo linking to yours.
Merge pull request #2 from thomaswelton/patch-1

Add google as a keyword