SpringBoot中的Mybatis依赖问题

<dependency>
            <groupId>org.mybatis.spring.boot</groupId>
            <artifactId>mybatis-spring-boot-starter</artifactId>
            <version>2.0.0</version>
        </dependency>

#配置数据源,yml格式
spring:
  datasource:
     url: jdbc:mysql://127.0.0.1:3306/dianping?useUnicode=true&characterEncoding=utf8
     username: root
     password: 123
     driver-class-name: com.mysql.jdbc.Driver
#指定mybatis映射文件的地址
mybatis:
  mapper-locations: classpath:mapper/*.xml

mybatis:
  configuration:
    map-underscore-to-camel-case: true

<dependencies>
        <!-- 单元测试 -->
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <scope>test</scope>
        </dependency>
        <!-- springboot对面向切面编程的支持，包括spring-aop和aspectj -->
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-aop</artifactId>
        <!-- 通过spring-rabbit来支持AMQP协议 -->
            <artifactId>spring-boot-starter-amqp</artifactId>
        <!-- 对全栈web开发的支持，包括tomcat和spring-webmvc -->
            <artifactId>spring-boot-starter-web</artifactId>
            <!-- TODO 发布生产的时候需要将此段放开 -->
            <!-- <exclusions> -->
            <!-- <exclusion> -->
            <!-- <groupId>org.springframework.boot</groupId> -->
            <!-- <artifactId>spring-boot-starter-tomcat</artifactId> -->
            <!-- </exclusion> -->
            <!-- </exclusions> -->
        <!-- 支持常规的测试依赖，包括junit,hamcrest.mockito以及spring-test -->
            <artifactId>spring-boot-starter-test</artifactId>
        <!-- 生产准备的特征，用于帮你监控和管理应用 -->
            <artifactId>spring-boot-starter-actuator</artifactId>
　　　　　<!--核心spring boot starter,包括自动配置支持，日志和YAML -->
　　　　　<dependency>
            <groupId>org.mybatis.spring.boot</groupId>
            <artifactId>spring-boot-starter</artifactId>
　　　　　<!--对jdbc数据库的支持 -->
            <artifactId>spring-boot-starter-jdbc</artifactId>
　　　　　<!--对spring-security的支持 -->
            <artifactId>spring-boot-starter-security</artifactId>
　　　　　<!--对spring-redis的支持 ,支持Redis键值存储数据库-->
            <artifactId>spring-boot-starter-redis</artifactId>
        <!-- mybatis -->
            <artifactId>mybatis-spring-boot-starter</artifactId>
            <version>1.1.1</version>
        <!-- MYSQL -->
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <groupId>com.alibaba</groupId>
            <artifactId>fastjson</artifactId>
            <version>1.2.30</version>
            <artifactId>druid</artifactId>
            <version>1.0.24</version>
            <groupId>org.hibernate</groupId>
            <artifactId>hibernate-validator</artifactId>
            <version>5.3.1.Final</version>
            <groupId>javax.servlet</groupId>
            <artifactId>javax.servlet-api</artifactId>
            <version>3.0.1</version>
            <scope>provided</scope>
            <groupId>commons-httpclient</groupId>
            <artifactId>commons-httpclient</artifactId>
            <version>3.1</version>
        <!--pagehelper -->
        <!-- <dependency>
            <groupId>com.github.pagehelper</groupId>
            <artifactId>pagehelper-spring-boot-starter</artifactId>
        </dependency> -->
              <groupId>com.github.pagehelper</groupId>
              <artifactId>pagehelper</artifactId>
             <version>4.1.6</version>
         </dependency>
        
    </dependencies>