File _service of Package serialization

<services>
	<service name="tar_scm" mode="disabled">
		<param name="scm">git</param>
		<param name="url">git@github.com:sbt/serialization.git</param>
		<param name="revision">v0.1.2</param>
		<param name="versionformat">0.1.2</param>
	</service>
	<service name="set_version" mode="disabled"/>
	<service name="recompress" mode="disabled">
		<param name="file">*.tar</param>
		<param name="compression">xz</param>
	</service>
</services>