* add feign client properties
* configure feign builder from properties if exists
* change string config to class config and add unit test for feign client using configuration properties
* refactoring and add primary flag configuration
* add decode404 in feign client configuration properties
* change unit test properties decode404 to true
* remove lombok from FeignClientProperties and change primary attribute to default-to-properties
fixes gh-1931
c2c634707e