Bump spring-cloud dependency version to fix class not found ServletRegistrationBean error
<properties>
<!-- Spring -->
- <spring-cloud.version>1.2.3.RELEASE</spring-cloud.version>
+ <spring-cloud.version>1.2.7.RELEASE</spring-cloud.version>
<!-- util -->
<commons-lang3.version>3.5</commons-lang3.version>
<!-- Maven plugins -->
