Merge pull request magento#59 from magento-commerce/1.3-develop-php74 MC-34856: PHP 7.4 support for 2.3.x

Merge pull request magento#38 from magento-commerce/regression-fixes [Page Builder] Regression fixes

Merge pull request magento#37 from magento-commerce/1.5.1-fixes PB-1140: [PB][CLOUD] Page Builder Error popup appears

Merge pull request magento#26 from magento-tsg/MC-37964 [Condor] MC-37964: [Backport for 2.3.x-p1]Clean CSP violations for EE+B2B

Merge pull request magento#624 from magento/PB-684 PB-684: dotdigital content type not rendering

Merge pull request magento#607 from magento/MC-36202 [1.3.3] Support same site

Merge pull request magento#590 from magento-obsessive-owls/MC-34647 [CIA] Bugfixes

Update dependency versions for version 1.4.0-beta1 

Merge pull request magento#539 from magento-pangolin/3.0.0-RC5-2.4.0 [Pangolin] MFTF 3.0.0-RC5 2.4.0-Delivery

Update dependency versions for version 1.4.0-alpha4