Adding OT t0 time to protoparticle extrainfo
Cherry-pick of !1438 (merged) from 2016-patches
(@mschille FYI) + fixed compilation issues in nightlies, due to older software version.
Edited by Marco Cattaneo
Cherry-pick of !1438 (merged) from 2016-patches
(@mschille FYI) + fixed compilation issues in nightlies, due to older software version.