[maven-release-plugin] prepare release 1.0_RC1

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/proxy/trunk@1585551 13f79535-47bb-0310-9956-ffa450edef68
[maven-release-plugin] prepare for next development iteration

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/proxy/trunk@1585553 13f79535-47bb-0310-9956-ffa450edef68
[maven-release-plugin] rollback the release of 1.0_RC1

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/proxy/trunk@1585554 13f79535-47bb-0310-9956-ffa450edef68