Build #20

Parameters
 milestone
(e.g. 3.6/RC4, 4.7/RC2, ...), the folder under which the milestones for the simrel where published
 eclipseRelease
(e.g. 2019-09, 2020-03, ...), the simrel GA releases repository version
 releaseVersion
(e.g. 3.6.2, 4.7.0, ...), the released Papyrus version
 deleteFormerRelease
(yes or no), whether or not you want to overwrite existing released material
 releaseDropSID
(e.g. S201912110426, S2020020745, ...), the zipped update sites corresponding to the published milestone