make tests use token, not api_key
regenerate test data using tokens
fix nondeterminism issue with global configuration of api token
use minitest-vcr to simplify vcr logic
use minitest-vcr in tests
regenerate test data, now with minitest-vcr doing heavy lifting
regenerate test data using tokens
regenerate test data, now with minitest-vcr doing heavy lifting
add last and first methods (except for resultslist)
0.8.0
add tests for last
Add test data for last
Merge pull request #46 from Clever/API-169-last

API-169 - last method
Merge pull request #43 from Clever/fix-minitest-vcr

Fix minitest vcr