add jpa

Author: chang-chao

build.gradle

@@ -36,6 +36,7 @@ dependencies {
  //compile("org.springframework.boot:spring-boot-starter-web:${springBootVersion}")
  compile( group: 'javax.servlet', name: 'javax.servlet-api', version: '3.1.0')
 
+ compile("org.springframework.boot:spring-boot-starter-data-jpa:${springBootVersion}")
  compile("org.springframework.boot:spring-boot-starter-data-cassandra:${springBootVersion}")
  compile("org.springframework.boot:spring-boot-starter-jdbc:${springBootVersion}")
  compile("com.h2database:h2:1.4.194")