Correctly configure public extrapolation tool in tau config.

Add new ESD test running tau CA reco from ESD.
Remove old ESD test running tau old style reco from ESD.

Reconstruction/RecExample/RecExRecoTest/test/test_recexreco_art_tau_fromesd.sh → Reconstruction/RecExample/RecExRecoTest/test/test_RecExReco_Art_Taus_fromESDMC20e.sh

 #!/bin/sh
 #
-# art-description: Athena runs tau reconstruction from an ESD file
+# art-description: Athena runs tau reconstruction, using the new job configuration for Run 3, from an ESD file
 # art-type: grid
-# art-include: master/Athena
-# art-include: 22.0/Athena
 # art-athena-mt: 8
+# art-include: master/Athena
 # art-output: *.log   
 
-export ATHENA_CORE_NUMBER=8
-
-athena --threads=8 tauRec/tau_standalone_LCTopo_ESDtoAOD.py | tee athenaEightThreads.log
+python $Athena_DIR/python/Reconstruction/tauRec/TauConfig.py
 echo "art-result: ${PIPESTATUS[0]}"
-test_postProcessing_Errors.sh athenaEightThreads.log | tee errorsEightThreads.log
+test_postProcessing_Errors.sh temp.log
+

Reconstruction/tauRec/python/TauToolHolder.py

@@ -649,7 +649,10 @@ def ImpactPoint3dEstimatorCfg(flags):
 
     from TrkConfig.AtlasExtrapolatorConfig import AtlasExtrapolatorCfg
     Trk__ImpactPoint3dEstimator = CompFactory.Trk.ImpactPoint3dEstimator
-    TauInDetImpactPoint3dEstimator = Trk__ImpactPoint3dEstimator(name = sPrefix+'TauTrkImpactPoint3dEstimator', Extrapolator = result.popToolsAndMerge(AtlasExtrapolatorCfg(flags)) )
+    AtlasExtrapolator = result.popToolsAndMerge(AtlasExtrapolatorCfg(flags))
+    #This is a public took, so we explicitly must add it to the ToolSvc
+    result.addPublicTool(AtlasExtrapolator) 
+    TauInDetImpactPoint3dEstimator = Trk__ImpactPoint3dEstimator(name = sPrefix+'TauTrkImpactPoint3dEstimator', Extrapolator = AtlasExtrapolator   )
 
     result.setPrivateTools(TauInDetImpactPoint3dEstimator)
     return result