add email processing toggle

src/main/resources/application.properties

@@ -3,6 +3,7 @@ pledge.params.token=changeit
 pledge.params.to=m.ryabyh@gmail.com,AAAtapina@sberbank.ru,Oreshkina.V.V@sberbank.ru,MEvRyabykh@sberbank.ru
 pledge.params.days=1
 pledge.params.special-email=m.ryabyh+torgi@gmail.com
+pledge.params.enable-email-scan=false
 spring.datasource.url=jdbc:postgresql://localhost:5432/torgi
 spring.datasource.username=torgi
 spring.datasource.password=17maxim02