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

This reverts commit 9a4a214ddfa7fee43bcc567c6bd8dd137fdc85fa.
Revert "[maven-release-plugin] prepare release appverse-web-masterpom-1.4-RELEASE_4"

This reverts commit 6ab13f4dee2f555c906990ce2739ac1d09238280.