bug 441610: Release- and Build-Management for Mars 
https://bugs.eclipse.org/bugs/show_bug.cgi?id=441610
set includeAllPlatforms="false" for mars target, because ppcle64 is
incomplete
Change-Id: I50c3be07267445f062546be42bcc7179b1bee24e
Signed-off-by: Judith Gull <jgu@bsiag.com>
Reviewed-on: https://git.eclipse.org/r/38637
Tested-by: Hudson CI