[maven-release-plugin] prepare release sling-21

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1627069 13f79535-47bb-0310-9956-ffa450edef68
[maven-release-plugin] prepare for next development iteration

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1627072 13f79535-47bb-0310-9956-ffa450edef68
SLING-3767 - [tooling] Add timeouts to HttpOsgiClient

Hardcode timeouts to 30 seconds.

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1627073 13f79535-47bb-0310-9956-ffa450edef68
[maven-release-plugin] rollback the release of sling-21

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1627074 13f79535-47bb-0310-9956-ffa450edef68
[maven-release-plugin] prepare release sling-21

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1627075 13f79535-47bb-0310-9956-ffa450edef68
[maven-release-plugin] prepare for next development iteration

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1627077 13f79535-47bb-0310-9956-ffa450edef68