Merge pull request magento#1471 from magento/5.1.0-compatibility-fixes

5.1.0 - additional compatibility fixes

Merge pull request magento#1278 from magento/1277-fixed-missing-import

1277: fixed throwable and wrapButtonSettings function call

Merge pull request magento#1262 from vitaliyboykocontributor/5.0.0-pr…

…e-release

5.0.0 pre release

Merge pull request magento#1197 from bohdan-harniuk/1196-fix-customer…

…-eav-attr-generation-for-M-2.4.4

1196 fix customer eav attr generation for m 2.4.4

Merge pull request magento#1082 from bohdan-harniuk/preparing-release…

…-4-3-1

Preparing release 4.3.1

Merge pull request magento#1055 from magento/changelog-4.3.0

4.3.0 pre release

Merge pull request magento#952 from magento/change-json-library

Added simple-json library to the project distribution

Merge pull request magento#939 from bohdan-harniuk/preparing-release-…

…4-2-2

Updated changelog for release 4.2.2

Merge pull request magento#851 from bohdan-harniuk/4.2.1-pre-release-…

…updates

Additional changes before 4.2.1 release

Merge pull request magento#805 from bohdan-harniuk/preparing-release-…

…4-2-0

Modified CHANGELOG before release 4.2.0