Merge branch '1.5.x'

spring-boot-autoconfigure/src/main/resources/META-INF/spring.factories

@@ -87,6 +87,7 @@ org.springframework.boot.autoconfigure.solr.SolrAutoConfiguration,\
 org.springframework.boot.autoconfigure.thymeleaf.ThymeleafAutoConfiguration,\
 org.springframework.boot.autoconfigure.transaction.TransactionAutoConfiguration,\
 org.springframework.boot.autoconfigure.transaction.jta.JtaAutoConfiguration,\
+org.springframework.boot.autoconfigure.validation.ValidationAutoConfiguration,\
 org.springframework.boot.autoconfigure.web.DispatcherServletAutoConfiguration,\
 org.springframework.boot.autoconfigure.web.EmbeddedServletContainerAutoConfiguration,\
 org.springframework.boot.autoconfigure.web.ErrorMvcAutoConfiguration,\