Prepare PHP SDK 3.18.1 and installed completion acceptance - #411

Prepare PHP SDK 3.18.1 and installed completion acceptance#411

rmcdaniel merged 15 commits into

maindurable-workflow/sdk-php:mainfrom

release/sdk-php-3.18.1durable-workflow/sdk-php:release/sdk-php-3.18.1Copy head branch name to clipboard