Decay volume and FaserNu are moved slightly. VetoNu planes are added. Front and back of FaserNu box and "pusher" are added. Trench is added (not properly identified by the event display yet, but it can be displayed as unrecognized volume).
New geometry tag is FASERNU-03. Set to default value where appropriate. Geometry DB is updated in CVMFS "current" folder.