2015-10-02 Goetz Gaycken
        * added TRT summary information: total number of high threshold hits,
	  number of hits used for dE/dx computation
	* added method to update summary information which is still unset
	* templatised code to avoid code duplication.
	* temporary workaround for out of bound PID requests.

2015-07-24 Shaun Roe
	* fix coverity
12883 09/07/2014 (Medium) Uninitialized scalar field :/InstallArea/include/TrkTrackSummary/TrkTrackSummary/MuonTrackSummary.h in function "ChamberHitSummary"
	* tagged as TrkTrackSummary-00-23-12

2015-06-27 Miriam Diamond
	* add DBM to list of detectors
	* tagged as TrkTrackSummary-00-23-11

2015-06-16 Nick Styles
	* Add DBM Hits
	* Tagged as TrkTrackSummary-00-23-10

...
(Long ChangeLog diff - truncated)