* Move bulk of payment registry/interface to more generic classes
* Implement registries for block types
* Split editor and frontend integration contexts
* Make abstract dynamic blocks extend the abstract block class
* Remove block type scripts from assets
* deprecate register_block_script
* Updates remaining blocks with new AbstactBlock which takes care of script enqueueing
* Add suffix to integration registry
* rename translator comment
* clarify method comment
* Wrong variable after rebase
Mike Jolley
Bartosz Budzanowski
Darren Ethier