Switch to simplecov for code coverage, set minimum as current (29%)
Handle Mocha deprecation warning
*** Mocha deprecation warning: Change `require 'mocha'` to `require 'mocha/setup'`.
Simplify various parts of google3 geocoder
* Use case statements to simplify ifs
* Remove redundant ret variable
* Remove redundant return statement at last line of method
* Move accuracy to constant since it never changes
* Set unsorted once and as local variable by using map instead of each
* Move large results block into own method