Add destroyMethods to DataSources

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/jdbc/CommonsDataSourceConfiguration.java

@@ -47,7 +47,7 @@ public class CommonsDataSourceConfiguration extends AbstractDataSourceConfigurat
 		setInitialSize(0);
 	}
 
-	@Bean
+	@Bean(destroyMethod = "close")
 	public DataSource dataSource() {
 		logger.info("Hint: using Commons DBCP BasicDataSource. It's going to work, "
 				+ "but the Tomcat DataSource is more reliable.");

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/jdbc/EmbeddedDatabaseConnection.java

@@ -36,7 +36,8 @@ public enum EmbeddedDatabaseConnection {
 	/**
 	 * H2 Database Connection.
 	 */
-	H2(EmbeddedDatabaseType.H2, "org.h2.Driver", "jdbc:h2:mem:testdb;DB_CLOSE_DELAY=-1"),
+	H2(EmbeddedDatabaseType.H2, "org.h2.Driver",
+			"jdbc:h2:mem:testdb;DB_CLOSE_DELAY=-1;DB_CLOSE_ON_EXIT=FALSE"),
 
 	/**
 	 * Derby Database Connection.

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/jdbc/TomcatDataSourceConfiguration.java

@@ -34,7 +34,7 @@ public class TomcatDataSourceConfiguration extends AbstractDataSourceConfigurati
 
 	private org.apache.tomcat.jdbc.pool.DataSource pool;
 
-	@Bean
+	@Bean(destroyMethod = "close")
 	public DataSource dataSource() {
 		this.pool = new org.apache.tomcat.jdbc.pool.DataSource();
 		this.pool.setDriverClassName(getDriverClassName());