[maven-release-plugin] prepare release jena-core-2.7.0-incubating-RC-1
[maven-release-plugin] prepare release jena-core-2.7.0-incubating-RC-1

git-svn-id: 92e897dc52beb634dce6c1ff8412bfc38b5d9e24@1214275 13f79535-47bb-0310-9956-ffa450edef68

danc86/jena-core,danc86/jena-core