updated produce_L1TkObjects_cfg.py to use the TkEmTaus
changed default to doTightChi2=false for vertex,jet and Etmiss
Added DetId of seed crystal used to form cluster to L1EGCrystalCluster container.
More optimal EG crystal producer cuts.
Removed out of time and l1a spike flagged EcalRecHits from EG Crystal cluster producer.