Upgrades to eureka 1.9.7
Upgrades to eureka 1.9.7

fixes gh-3275

ryanjbaxter/spring-cloud-netflix,joshiste/spring-cloud-netflix,ryanjbaxter/spring-cloud-netflix,ryanjbaxter/spring-cloud-netflix,sfat/spring-cloud-netflix,sfat/spring-cloud-netflix,spring-cloud/spring-cloud-netflix,ryanjbaxter/spring-cloud-netflix,ryanjbaxter/spring-cloud-netflix,sfat/spring-cloud-netflix,spring-cloud/spring-cloud-netflix,joshiste/spring-cloud-netflix,sfat/spring-cloud-netflix,joshiste/spring-cloud-netflix,joshiste/spring-cloud-netflix,sfat/spring-cloud-netflix,joshiste/spring-cloud-netflix