Adding flag for TRT range cut (G4AtlasApps-00-09-01)

	* python/atlas_flags.py: Adding a flag for TRT range cut
	* python/atlas_idet.py: Using TRT range cut flag
	* python/SimAtlasKernel.py: Saving TRT range cut flag
	* Tagging: G4AtlasApps-00-09-01

2015-09-14  John Chapman  <John.Chapman@cern.ch>

	* Merge changes in G4AtlasApps-00-08-08-09 into trunk.
	* python/atlas_common.py - remove setup of
	SimpleFastKiller. ATLASSIM-1752.
	* python/PyG4Atlas.py - remove methods and classes related to the
	configuration of FastSimModels. This code has now all be migrated
	to the new infrastructure. ATLASSIM-1752.
	* python/atlas_calo.py, python/atlas_common.py,
	python/atlas_muon.py, python/SimAtlasKernel.py - migrate
	TrackWriteFastSim (difference in output expected - see
	ATLASSIM-1752).
	* python/atlas_calo.py, python/atlas_common.py,
	python/SimAtlasKernel.py - comment out lines
...
(Long ChangeLog diff - truncated)