spring-boot 1.3 以上版本使用spring-boot-devtools进行版本升级

1.使用maven添加spring-boot-devtools依赖(spring-boot1.3 以后的版本拥有的新特性)

      <repositories>

        <repository>

            <id>spring-milestones</id>

            <name>Spring Milestones</name>

            <url>http://repo.spring.io/milestone</url>

            <snapshots>

                <enabled>false</enabled>

            </snapshots>

        </repository>

    </repositories>

    <parent>

        <groupId>org.springframework.boot</groupId>

        <artifactId>spring-boot-starter-parent</artifactId>

        <version>1.3.3.RELEASE</version>

    </parent>