Change parameter of AtlasHitsVector::Insert(..) from const r-value reference to non-const r-value reference, as there isn't really any good reason for using const r-value references ever. ATLASSIM-2775. Make AtlasHitsVector::getVector(..) a const method, as it does not modify member data. (HitManagement-00-01-25)

2016-05-10  Elmar Ritsch  <Elmar.Ritsch@cern.ch>

	* Tagging HitManagement-00-01-25
	* Change parameter of AtlasHitsVector::Insert(..) from const r-value
	reference to non-const r-value reference, as there isn't really any
	good reason for using const r-value references ever. ATLASSIM-2775
	* Make AtlasHitsVector::getVector(..) a const method, as it does not
	modify member data.

2016-05-03  Elmar Ritsch  <Elmar.Ritsch@cern.ch>

	* Tagging HitManagement-00-01-24
	* Add perfect forwarding of universal references in
	AtlasHitsVector::Insert(..) and AtlasHitsVector::Emplace(..) methods. ATLASSIM-2775

2016-03-24 Iain Bertram <iabertra@cern.ch>
	* Change to use std::stable_sort
	* Modified HitManagement/TimedHitCollection.icc and HitManagement/TimedHitPtrCollection.icc
	* Tagging HitManagement-00-01-23