fix #193 - change payment decline email to transactional email for cron compatibility
fix #193 - change payment decline email to transactional email for cron compatibility

islandskater43/amazon-payments-magento-plugin,kirchbergerknorr/amazon-payments-magento-plugin,HirokazuNishi/amazon-payments-magento-plugin,amzn/amazon-payments-magento-plugin,memorious/amazon-payments-magento-plugin,HirokazuNishi/amazon-payments-magento-plugin,islandskater43/amazon-payments-magento-plugin,memorious/amazon-payments-magento-plugin,kirchbergerknorr/amazon-payments-magento-plugin,kirchbergerknorr/amazon-payments-magento-plugin,HirokazuNishi/amazon-payments-magento-plugin,amzn/amazon-payments-magento-plugin,SnowdogApps/amazon-payments-magento-plugin,amzn/amazon-payments-magento-plugin,SnowdogApps/amazon-payments-magento-plugin