Changes

Summary

1. Change the version to 2.3.1
2. fixed artifact version (2.3.1-SNAPSHOT)

Revision 18563 by tao: Change the version to 2.3.1
Change Type	Path in Repository	Path in Workspace
	/software/cicore/branches/D1_CN_NODEREGISTRY_v2.3/pom.xml	d1_cn_noderegistry/pom.xml
Revision 18553 by rnahf: fixed artifact version (2.3.1-SNAPSHOT)
Change Type	Path in Repository	Path in Workspace
	/software/cicore/branches/D1_CN_NODEREGISTRY_v2.3/pom.xml	d1_cn_noderegistry/pom.xml