Update build to use Tycho 0.16
Update build to use Tycho 0.16

Change-Id: I6837e16703a25acdac50e1b67afcd9a48424fdf5
Signed-off-by: Matthias Sohn <446760a3fbea85cd5f8f4f5c3de304fe3a38014f@sap.com>
paulvi/egit,wdliu/egit,SmithAndr/egit,SmithAndr/egit,blizzy78/egit,collaborative-modeling/egit,paulvi/egit,collaborative-modeling/egit,wdliu/egit