Merge branch 'enableFeatures' into 'master'

Event/xAOD/xAODTrigger/Root/TrigComposite_v1.cxx

.../xAOD/xAODTrigger/xAODTrigger/versions/TrigComposite_v1.h

...AOD/xAODTrigger/xAODTrigger/versions/TrigComposite_v1.icc

...igAnalysis/TrigDecisionTool/TrigDecisionTool/ChainGroup.h

...Analysis/TrigDecisionTool/TrigDecisionTool/ChainGroup.icc

...alysis/TrigDecisionTool/TrigDecisionTool/DecisionAccess.h

...ysis/TrigDecisionTool/TrigDecisionTool/DecisionAccess.icc

Trigger/TrigConfiguration/TrigConfigSvc/src/HLTConfigSvc.cxx

...er/DecisionHandling/DecisionHandling/TrigCompositeUtils.h

.../DecisionHandling/DecisionHandling/TrigCompositeUtils.icc

...gSteer/DecisionHandling/share/TrigCompositeUtils_test.ref

...r/TrigSteer/DecisionHandling/share/TrigTraversal_test.ref

...ger/TrigSteer/DecisionHandling/src/TrigCompositeUtils.cxx

...er/TrigSteer/DecisionHandling/test/TrigTraversal_test.cxx

...gSteer/TrigOutputHandling/src/DecisionSummaryMakerAlg.cxx

Trigger/TrigSteer/TrigOutputHandling/src/HLTEDMCreator.cxx

Trigger/TrigSteer/TrigOutputHandling/src/HLTEDMCreator.h

Trigger/TrigValidation/TrigUpgradeTest/share/full_menu.py

Trigger/TrigValidation/TrigValAlgs/src/TrigEDMChecker.cxx

Trigger/TriggerCommon/TriggerJobOpts/python/TriggerConfig.py