Update Version data based upon Properties File

[rjhancock]

Updates the Version data to work with a Properties files when present. Adjusts the Sentry configuration to collect additional data when enabled. Hopefully performance related data.

[codecov]

Codecov Report

Attention: Patch coverage is 16.82243% with 89 lines in your changes missing coverage. Please review.

Project coverage is 30.06%. Comparing base (95a1af5) to head (e339f73).
Report is 2 commits behind head on master.

Files with missing lines	Patch %	Lines
...egamek/src/megamek/client/ui/swing/MegaMekGUI.java	0.00%	52 Missing ⚠️
megamek/src/megamek/Version.java	42.85%	16 Missing and 4 partials ⚠️
megamek/src/megamek/MegaMek.java	5.88%	16 Missing ⚠️
megamek/src/megamek/client/AbstractClient.java	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff            @@
##             master    #6871   +/-   ##
=========================================
  Coverage     30.05%   30.06%           
+ Complexity    15587    15586    -1     
=========================================
  Files          2875     2875           
  Lines        282748   282724   -24     
  Branches      49302    49292   -10     
=========================================
+ Hits          84988    84989    +1     
+ Misses       192210   192185   -25     
  Partials       5550     5550           

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