Add more arguments to start_ursim.sh

[fmauch]

Adding

-n for container name
-p for IP address
-f for port forwarding

This way, multiple instances of URSim Docker can be started on one host.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 72.18%. Comparing base (d21a402) to head (a07f6a2).
Report is 32 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #220      +/-   ##
==========================================
+ Coverage   72.05%   72.18%   +0.12%     
==========================================
  Files          71       71              
  Lines        2652     2657       +5     
  Branches      337      339       +2     
==========================================
+ Hits         1911     1918       +7     
  Misses        555      555              
+ Partials      186      184       -2     

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