Add postInclude to launch Python GUI to visualize and examine envelope definitions as provided by EnvelopeDefSvc. ATLASSIM-2665 (SubDetectorEnvelopes-00-04-01)

	* Add postInclude to launch Python GUI to visualize and examine
	envelope definitions as provided by EnvelopeDefSvc. ATLASSIM-2665
	* tagging SubDetectorEnvelopes-00-04-01

2016-03-23  John Chapman  <John.Chapman@cern.ch>
	* python/SubDetectorEnvelopesConfig.py - update Muon and Cavern
	envelopes to support MuonSpectrometer-R.07.03. ATLASSIM-2665
	* tagging SubDetectorEnvelopes-00-04-00


Former-commit-id: 6f8d4d3b4eaf1663e2e4dd17cf7cf1530101d8ef