maven镜像

<mirror>
	<id>
		alimaven
	</id>
	<mirrorOf>
		central
	</mirrorOf>
	<name>
		aliyun maven
	</name>
	<url>
		https://maven.aliyun.com/repository/central
	</url>
</mirror>

不支持发型版本5

<profile>
	<id>
		jdk-1.8
	</id>
	<activation>
		<activeByDefault>
			true
		</activeByDefault>
		<jdk>
			1.8
		</jdk>
	</activation>
	<properties>
		<maven.compiler.source>
			1.8
		</maven.compiler.source>
		<maven.compiler.target>
			1.8
		</maven.compiler.target>
		<maven.compiler.compilerVersion>
			1.8
		</maven.compiler.compilerVersion>
	</properties>
</profile>