CHANGES_LOG
###### 2.3.1
* update outdated packages
* merge pull request to fix an issue with infinite loop when next link is the current link
* update examples scripts
###### 2.3.0
* add `lodash` module to shuffle the array of countries code
* add default headers to each requests
* update `_donwloadAllReviews` behavior (use a queue with 5 concurrent workers)
###### 2.2.2
* update examples (use `Movist` instead of `The Beatblaster`)
* `npm run-script xxx` will create a JSON file in the `tmp` folder
* upgrade third party modules version
* add gitter badge
* remove TravisCI configuration file and badge
###### 2.2.1
* remove remaining `console.log(...)`
###### 2.2.0
* add examples
* add a delay before each request (optional)
* choose between `JSON` and `XML` format for the response (you can find an update date for all reviews in `XML` format)
###### 2.1.2
* fix issue when HTTP status code (403) returned by Apple service
###### 2.1.1
* fix issue with undefined nextPageURL
###### 2.1.0
* retrieve next page url in Apple response instead of creating it
* return all reviews in one array instead of pages of reviews
###### 2.0.3
* update third party modules
###### 2.0.2
* update README with badges
###### 2.0.1
* add (again) `country_code` attribute on a review object. Useful when using events
* update README
###### 2.0.0
* use of events
* update schema
* update `package.json`
* update README
###### 1.0.1
* add `helpful_vote_count` and `total_vote_count` attributes to the review object
###### 1.0.0
* module creation