Migration of condition db interface of TrigT1TGC
TrigT1TGC retrive the trigger coincidence map from the condition db. Condition algorithm (TGCTriggerDbAlg) and condition object (TGCTriggerData) have been added to manage the condition data in AthenaMT. TrigT1TGC has beed modified to use the new TGCTriggerDbAlg and TGCTriggerData. RunTier0Tests.py passed.