Revert "[maven-release-plugin] prepare release v1.2.1"
Revert "[maven-release-plugin] prepare release v1.2.1"

This reverts commit 1b93e7e17694012aede32462042907707371a9f1.

MegafonWebLab/histone-java,MegafonWebLab/histone-java2,MegafonWebLab/histone-java,MegafonWebLab/histone-java2