SLING-3009 : embed the org.apache.sling.tooling.support.install bundle with slingclipse and install the bundle (if the user chooses to) as part of the new-app/project-wizard

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1519969 13f79535-47bb-0310-9956-ffa450edef68