[maven-release-plugin] prepare release stash-pullrequest-builder-1.2.0
[maven-release-plugin] prepare release stash-pullrequest-builder-1.2.0

benkiefer/stash-pullrequest-builder-plugin,voronaam/stash-pullrequest-builder-plugin,dieu/stash-pullrequest-builder-plugin,voronaam/stash-pullrequest-builder-plugin,blaffoy/stash-pullrequest-builder-plugin,DanEngelbrecht/stash-pullrequest-builder-plugin,blaffoy/stash-pullrequest-builder-plugin,dieu/stash-pullrequest-builder-plugin,DanEngelbrecht/stash-pullrequest-builder-plugin,benkiefer/stash-pullrequest-builder-plugin