Create LICENSE

[MeikeWeiss]

Add a license

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 91.09%. Comparing base (5163498) to head (3003964).
⚠️ Report is 3 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master      #22   +/-   ##
=======================================
  Coverage   91.09%   91.09%           
=======================================
  Files           6        6           
  Lines         191      191           
=======================================
  Hits          174      174           
  Misses         17       17           

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[MeikeWeiss]

@fingolfin Is this the correct way to add a license?

[fingolfin]

Sorry @MeikeWeiss I missed this PR. It looks good but the PackageInfo.g should also get a suitable License field (just look at some other distributed package), like this:

License := "GPL-3.0-or-later",