Revert "[maven-release-plugin] prepare for next development iteration"

This reverts commit bce982c4410a3467ded17109932acdff7b37b98b.
Revert "[maven-release-plugin] prepare release crest-1.0.0"

This reverts commit 6cab15b3090984d22b5de9a79e1a838ac343c8d0.