Revert "jclouds.version and jclouds.karaf.version back to development version"

This reverts commit f8945944441677f2a421d9281d69a69bfd626d25.
Revert "[maven-release-plugin] prepare for next development iteration"

This reverts commit 2e6678c5b9d70b7f5bff8c9c38eaf802779b3db2.
Revert "[maven-release-plugin] prepare release jclouds-cli-1.6.2-incubating-rc0"

This reverts commit 8eedd0d163e4bdfe422befb5b7a4f478f9712384.
[maven-release-plugin] prepare release jclouds-cli-1.6.2-incubating-rc1
[maven-release-plugin] prepare for next development iteration