prepare next iteration and ease release preparation

git-svn-id: https://svn.apache.org/repos/asf/maven/pom/trunk@1628071 13f79535-47bb-0310-9956-ffa450edef68
fix link to download, since the artifactId is intentionally wrong to avoid deploying by inadvertance

git-svn-id: https://svn.apache.org/repos/asf/maven/pom/trunk@1628072 13f79535-47bb-0310-9956-ffa450edef68