WIP: various fixes for DD4Hep build
Goes with Lbcom!481 (merged), Rec!2070 (merged), Brunel!1019 (merged), Moore!494 (merged) Based on top of !2579 (merged)
Edited by Sebastien Ponce
Goes with Lbcom!481 (merged), Rec!2070 (merged), Brunel!1019 (merged), Moore!494 (merged) Based on top of !2579 (merged)