Donlon version 1.1 from AIXM Wiki

Imported from:
https://extranet.eurocontrol.int/http://webprisme.cfmu.eurocontrol.int/aixmwiki_public/bin/viewrev/Main/%5BDonlon%5D%20Baseline%20data?rev=1.1
Donlon version 2.1 from AIXM Wiki

Imported from:
https://extranet.eurocontrol.int/http://webprisme.cfmu.eurocontrol.int/aixmwiki_public/bin/viewrev/Main/%5BDonlon%5D%20Baseline%20data?rev=2.1
Donlon version 3.1 from AIXM Wiki

Imported from:
https://extranet.eurocontrol.int/http://webprisme.cfmu.eurocontrol.int/aixmwiki_public/bin/viewrev/Main/%5BDonlon%5D%20Baseline%20data?rev=3.1
Donlon version 4.1 from AIXM Wiki

Imported from:
https://extranet.eurocontrol.int/http://webprisme.cfmu.eurocontrol.int/aixmwiki_public/bin/viewrev/Main/%5BDonlon%5D%20Baseline%20data?rev=4.1
Donlon version 5.1 from AIXM Wiki

Imported from:
https://extranet.eurocontrol.int/http://webprisme.cfmu.eurocontrol.int/aixmwiki_public/bin/viewrev/Main/%5BDonlon%5D%20Baseline%20data?rev=5.1
Donlon version 6.1 from AIXM Wiki

Imported from:
https://extranet.eurocontrol.int/http://webprisme.cfmu.eurocontrol.int/aixmwiki_public/bin/viewrev/Main/%5BDonlon%5D%20Baseline%20data?rev=6.1
Donlon version 7.1 from AIXM Wiki

Imported from:
https://extranet.eurocontrol.int/http://webprisme.cfmu.eurocontrol.int/aixmwiki_public/bin/viewrev/Main/%5BDonlon%5D%20Baseline%20data?rev=7.1
Donlon version 8.1 from AIXM Wiki

Imported from:
https://extranet.eurocontrol.int/http://webprisme.cfmu.eurocontrol.int/aixmwiki_public/bin/viewrev/Main/%5BDonlon%5D%20Baseline%20data?rev=8.1
Various improvements
Add LICENSE and README.md
Update LICENSE
Update README.md
Fix UUID mismatch

There were two ways to fix this: Use consistently either UUID "c1bb..."
or UUID "5909...".

From the document it was pretty clear that "c1bb..." is the correct
UUID.  First, this unit is referenced by "c1bb..." at other places.
Second, there is already another feature with UUID "5909...".