添加spring依赖，统一管理版本

	<properties>
		<>UTF-8</>
		<>4.1.</>
	</properties>

		<!-- 添加Spring支持 -->
		<!-- 核心包 -->
		<dependency>
			<groupId></groupId>
			<artifactId>spring-core</artifactId>
			<version>${}</version>
		</dependency>
		
		<!-- pring IOC的基础实现，包含访问配置文件、创建和管理bean等 -->
		<dependency>
			<groupId></groupId>
			<artifactId>spring-beans</artifactId>
			<version>${}</version>
		</dependency>
		
		<dependency>
			<groupId></groupId>
			<artifactId>spring-context</artifactId>
			<version>${}</version>
		</dependency>
		
		<dependency>
			<groupId></groupId>
			<artifactId>spring-context-support</artifactId>
			<version>${}</version>
		</dependency>

		<dependency>
			<groupId></groupId>
			<artifactId>spring-web</artifactId>
			<version>${}</version>
		</dependency>

		<dependency>
			<groupId></groupId>
			<artifactId>spring-webmvc</artifactId>
			<version>${}</version>
		</dependency>

		<dependency>
			<groupId></groupId>
			<artifactId>spring-tx</artifactId>
			<version>${}</version>
		</dependency>
		
		<dependency>
			<groupId></groupId>
			<artifactId>spring-aop</artifactId>
			<version>${}</version>
		</dependency>


		<dependency>
			<groupId></groupId>
			<artifactId>spring-aspects</artifactId>
			<version>${}</version>
		</dependency>

		<dependency>
			<groupId></groupId>
			<artifactId>spring-jdbc</artifactId>
			<version>${}</version>
		</dependency>