Build #182 -> [r] 4.1.0

Parameters
buildId
The build id of the gef4-master job to promote or 'lastStable' or 'lastSuccessful'
buildType
The build type: i(ntegration), s(table), r(elease)
promoteUpdateSite
Whether to promote to a remote update-site: y(es), n(o)
mergeWithExistingSite
Whether to merge with existing update site: (y)es, (n)o
promoteDropFiles
Whether to generate drop files: y(es), n(o)
releaseLabel
The release label used to label the (nested) update site, e.g.: 3.10.0, 3.10.1, 4.0.0
releaseLabelSuffix
An optional release label suffix to be appended to drop files and (nested) update site name, e.g. M1, RC1