Added the remaining pom-first files

git-svn-id: https://svn.apache.org/repos/asf/directory/studio/branches/studio-tycho@1646367 13f79535-47bb-0310-9956-ffa450edef68
Added the plugins' pom-first references, but the 1.5 server ones

git-svn-id: https://svn.apache.org/repos/asf/directory/studio/branches/studio-tycho@1646368 13f79535-47bb-0310-9956-ffa450edef68