Added JDBC and @Transactional support to Groovy CLI

* @EnableTransactionManagement triggers spring-tx imports
* Field or method of type JdbcTemplate or NamedParameterJdbcTemplate
  of DataSource triggers spring-jdbc imports

spring-boot-cli/src/test/resources/schema-all.sql

@@ -0,0 +1,4 @@
+CREATE TABLE FOO (
+  id         INTEGER IDENTITY PRIMARY KEY,
+  name VARCHAR(30),
+);