[BUGFIX] - Deprecated Functionality: explode(): Passing null to parameter #2 ($string) of type string is deprecated

Fix Deprecated Functionality: explode(): Passing null to parameter #2 ($string) of type string is deprecated

1.3.2: Merge pull request #30 from experius/bugfix/acl

[BUGFIX] Use page_not_found_view ACL resource

1.3.1: Merge pull request #28 from gijsblanken/feature/STJ-937

[BUGFIX][STJ-937] Added classWhitelist on the configurable object.

1.3.0: Merge pull request #26 from experius/feature/add-index-for-performance

[PERFORMANCE] Added index to the experius_page_not_found

1.2.8: Merge pull request #25 from pascalexperius/patch-1

Added handout for product import to readme.md

Magento 2.3.3 Support

Merge pull request #24 from experius/2.3.3

[BUGFIX] Magento 2.3.3 admin grid fix

1.2.6: Merge pull request #23 from rubenexp/master

Code standard warning/bug fixes

Changed logic for the 410 to prevent the 302 redirect

Merge pull request #19 from experius/410-response

[BUGFIX] Forward to 410 instate of redirecting to the controller to p…

410 response, Duplicate check, minor bugfixes

1.2.3

[BUGFIX] import getoptions error, grid history save

Duplicate from_url fixed

Merge pull request #10 from bartlubbersen/master

[TASK] Made from_url unique, if database already contains duplicates those are merged