Add support for using a Google API key.
fixed Query by segment code example in readme
updated path to segments
:segment option should be a string, not an array.
once upon a time it looks like the segments resource was accessible from google.com. I discovered it was 404'ing so I updated the #segments method to create a connection to www.googleapis.com before fetching the segments resource
test-unit isn't a runtime dependency.
Metric Values should be float in order to handle percentage values
1.9.3's Net::HTTP#get doesn't return data as a secondary value anymore