Replay of MR 219

The 3 commits from the merge MR !219 (merged) were blocking the hash update and further geometry MR merging since close to 3 weeks. Now taken aside to be merged again when ready.

Bound to resolution of issue 2759

rich/rich_v23a.geo.info

+Same as rich_v22a but with fake_vol decended of mirror_half removed.
+Caused problems in MacOs. See Cbmroot corresponding commit with updates
+code and tag.
+
+root << EOT
+RichGeoCreator* rich = new RichGeoCreator()
+rich->Create()
+EOT
+
+Then I added a dummy translation matrix 
+root << EOT
+TFile* file
+file = TFile::Open("geometry/rich/rich_v23a.geo.root",)
+file = TFile::Open("geometry/rich/rich_v23a.geo.root","UPDATE")
+file->GetListOfKeys()
+file->GetListOfKeys()->Print()
+TGeoTranslation trans = new TGeoTranslation("trans",0,0,0)
+TGeoTranslation* trans = new TGeoTranslation("trans",0,0,0)
+trans->Write()
+file->GetListOfKeys()->Print()
+file->Close()
+EOT
+
+
+