Upgrade to Hibernate Validator 5.1.2.Final

Closes gh-1595

spring-boot-actuator/pom.xml

@@ -101,6 +101,11 @@
 			<artifactId>tomcat-embed-core</artifactId>
 			<optional>true</optional>
 		</dependency>
+		<dependency>
+			<groupId>org.apache.tomcat.embed</groupId>
+			<artifactId>tomcat-embed-el</artifactId>
+			<optional>true</optional>
+		</dependency>
 		<dependency>
 			<groupId>org.crashub</groupId>
 			<artifactId>crash.shell</artifactId>

spring-boot-autoconfigure/pom.xml

@@ -90,6 +90,11 @@
 			<artifactId>tomcat-embed-core</artifactId>
 			<optional>true</optional>
 		</dependency>
+		<dependency>
+			<groupId>org.apache.tomcat.embed</groupId>
+			<artifactId>tomcat-embed-el</artifactId>
+			<optional>true</optional>
+		</dependency>
 		<dependency>
 			<groupId>org.apache.tomcat</groupId>
 			<artifactId>tomcat-jdbc</artifactId>

spring-boot-dependencies/pom.xml

@@ -69,7 +69,7 @@
 		<hibernate.version>4.3.6.Final</hibernate.version>
 		<hibernate-entitymanager.version>${hibernate.version}</hibernate-entitymanager.version>
 		<hibernate-jpa-api.version>1.0.1.Final</hibernate-jpa-api.version>
-		<hibernate-validator.version>5.0.3.Final</hibernate-validator.version>
+		<hibernate-validator.version>5.1.2.Final</hibernate-validator.version>
 		<hikaricp.version>1.4.0</hikaricp.version>
 		<httpclient.version>4.3.5</httpclient.version>
 		<httpasyncclient.version>4.0.2</httpasyncclient.version>