theiconic/php-ga-measurement-protocol

• Fixing class_exists autoloader bug when getting parameters, by @peterjaap

• Adding timeout option, by @venyii

• Adding Disabling library feature, by @edim24

• Fixing required params for all hits, either Client ID or User ID

• Fixing required params for Products, by @rhrebecek
• Making Analytics class completely extensible

• Fixing URL encoding for Japanese characters by using RFC3986, by @ryo88c

• Adding get params methods by @Nightbr

• Adding getting URL method by @stefanzweifel

• Adding Debug feature for validating hits, in part contributed by @amit0rana (I had to fix the unit tests)
• Removing dependency to Symfony Finder, now the lib is much faster since it doesn't read from disk
• Fixing typo for setUserTimingCategory (a method to allow backward compatibility was added, it will be removed in V3)
• Fixing issue #21 for cache buster param

• Updating dependencies
• Adding Content Grouping support by @lombo

• Upgrading to Guzzle 6
• Removing support for PHP 5.4 (use version 1 for that)

Version 1

• Updating dependencies
• Adding Content Grouping support by @lombo

• Updating dependencies
• Creating separate branches to maintain v1 and v2 apart

• Updating dependencies
• Including Yii 2 integration by @baibaratsky
• Placing project in CI with PHP 5.6 and 7

• Updating dependencies
• Using caret for declaring dependencies in Composer, as per author's recommendation

• Creating setAsyncRequest(boolean $isAsyncRequest) method to be used instead of makeNonBlocking(). Its more flexible.
• makeNonBlocking() is now deprecated, use setAsyncRequest() instead. To be removed in next major release.

• Changing HTTPS endpoint to official one in Google documentation
• Adding Data Source parameter
• Adding Geographical Override parameter

• Adding the capability of sending hits to GA in an asynchronous way (non-blocking)

• Minor bug fixes

• First stable release
• Full implementation of GA measurement protocol (AFAIK, feel free to open issue/pull request)
• 100% code coverage for unit tests
• Only missing documentation and integration tests to be added in next minor release

• Fixing bug where ecommerce transaction was not collected because data was being sent as POST body instead of URL query parameters

• Added send pageview and event
  • All required parameters for pageview and events implemented
  • Alpha testing of transaction tracking with Enhanced Ecommerce