message: Upgrade to Spring Boot 2.0.0.RELEASE
  And remove not used spring-cloud-starter-netflix-spectator
diff: <profile.swagger />
  <!-- Dependency versions -->
  - <jhipster-dependencies.version>2.0.0-20180226.130826-32</jhipster-dependencies.version>
  + <jhipster-dependencies.version>2.0.0-20180302.125522-36</jhipster-dependencies.version>
  <!-- The spring-boot version should match the one managed by
  https://mvnrepository.com/artifact/io.github.jhipster/jhipster-dependencies/${jhipster-dependencies.version} -->
  - <spring-boot.version>2.0.0.RC2</spring-boot.version>
  - <spring-cloud-netflix.version>2.0.0.BUILD-SNAPSHOT</spring-cloud-netflix.version>
  - <spring.cloud.version>Finchley.BUILD-SNAPSHOT</spring.cloud.version>
  + <spring-boot.version>2.0.0.RELEASE</spring-boot.version>
  + <spring-cloud-netflix.version>2.0.0.M7</spring-cloud-netflix.version>
  + <spring.cloud.version>Finchley.M7</spring.cloud.version>
  <mapstruct.version>1.2.0.Final</mapstruct.version>
  <!-- Plugin versions -->
  <groupId>org.springframework.cloud</groupId>
  <artifactId>spring-cloud-starter-netflix-hystrix</artifactId>
  </dependency>
  - <dependency>
  - <groupId>org.springframework.cloud</groupId>
  - <artifactId>spring-cloud-starter-netflix-spectator</artifactId>
  - </dependency>
  <dependency>
  <groupId>org.springframework.retry</groupId>
  <artifactId>spring-retry</artifactId>
  