2.2.6 - 2020-02-18
- Initial distribution to CPAN with support for Google Ads API v2_2.

2.2.0 - 2019-09-16
- Added support for Google Ads API v2_2.
- Added code examples: get_account_hierarchy, add_smart_display_ad, add_prices,
  add_sitelinks, forecast_reach, upload_offline_conversion, etc.

2.1.0 - 2019-08-15
- Added support for Google Ads API v2_1.
- Added examples for campaign experiments and mutate jobs.
- Added OperationService to support long running operations.

2.0.0 - 2019-06-28
- Added support for Google Ads API v2_0.

1.0.0 - 2019-06-24
- Initial release with support for Google Ads API v1_3.