Added basic support for MultiSafepay.
Removed transaction description from JSON object to prevent JSON parse errors.
Merge branch 'feature/MultiSafepay' into develop
Fix unit tests.
Added an MultiSafepay signature test.
Extended the redirect transaction test.
Improved support for MultiSafepay.
Added latest OmniKassa documentation.
Listen on payment status return request earlier, from ‚template_redirect’ to ‚wp_loaded’.
Getting ready for version 2.5.0.
WordPress Coding Standards optimizations.
Fixed issue after adding an prefix for the order ID.
Added an delay user registration setting.
Updated translations files.
Replaced some 4 spaces to 1 tab.
WordPress Coding Standards optimizations.
Updated change log.
Moved extensions view to separate file.
Replace 4 spaces with 1 tab.
Made oneliners of helper functions.