Adding maven build for the Gemini Management
Bug 347545 

Share project "org.eclipse.gemini.mgmt.feature" into "https://dev.eclipse.org/svnroot/rt/org.eclipse.gemini.management"
Share project "gemini.mgmt.repository" into "https://dev.eclipse.org/svnroot/rt/org.eclipse.gemini.management"
Share project "gemini.mgmt.releng" into "https://dev.eclipse.org/svnroot/rt/org.eclipse.gemini.management"