Added XML format for a couple of methods, also updated vcr gem
Made one test pass, hint look at test on page 82
Made distance between zipcodes pass
Made get countries XML test pass
Cleaned up last two previous methods
Made every method except the last to pass. For some reason the specs are not reading from the cassets correctly are returning nil because of runTimeError
Made all test past and now have working gem. Api key needs to be an ENV varible
.env example and README