update overlay flags (OverlayCommonAlgs-00-04-00)

	* python/OverlayFlags.py - update event overlay configuration: move partof OverlayFlags.py to DetFlags.py, convert OverlayFlags to jobproperties. ATLASSIM-1921. Requires AthenaCommon-03-03-03
	* OverlayCommonAlgs-00-04-00

2015-05-01  John Chapman  <John.Chapman@cern.ch>
	* src/G4HitMerger.cxx/.h - Second attempt at fixing Coverity
	Defect 13062 by removing unused member variables. (operator<<)
	Improved fix for Coverity Defect 12698. ATLASSIM-1926.
	* OverlayCommonAlgs-00-03-01

2015-04-16  John Chapman  <John.Chapman@cern.ch>
	* src/G4HitMerger.cxx (G4HitMerger): Fix Coverity Defect
	13062. (execute): Fix Coverity Defect 12609. (operator<<) Fix
	Coverity Defect 12698. ATLASSIM-1926.
	* src/UpdateEventInfo.cxx (UpdateEventInfo): Fix Coverity Defect
	12964. ATLASSIM-1926.
	* OverlayCommonAlgs/SaveInDetObjects.icc (copyInDetIDCobject): Fix
	Coverity Defect 12382. ATLASSIM-1926.
	* OverlayCommonAlgs/BSFilter.h (AthAlgorithm): Fix Coverity Defect
	13068. Remove obsolete member variables. ATLASSIM-1926.
	* src/BSFilter.cxx (BSFilter): Fix Coverity Defect 13113. Remove
...
(Long ChangeLog diff - truncated)