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

This reverts commit 01cf5168a60414fab2450ba3e25df58227be5987.
Revert "[maven-release-plugin] prepare release v0.1.0"

This reverts commit 16270a89700ad34c38bd24a5c3a8a57e3f540bda.
add sonatype oss parent pom
[maven-release-plugin] prepare release v0.1.0
[maven-release-plugin] prepare for next development iteration