License migration redundant

Caixa Eletronica in Tru..
© Galorette
CC BY-SA 3.0

Horse 6496.jpg
© Nevit Dilmen (talk)
CC BY-SA 3.0

Greven - Am Max-Klemens..
© Frank Vincentz
CC BY-SA 3.0

Greven - Am Max-Klemens..
© Frank Vincentz
CC BY-SA 3.0

Drinking foal Netherlan..
© Peter van der Sluijs
CC BY-SA 3.0

Drinking young horse in..
© Peter van der Sluijs
CC BY-SA 3.0

Drinking horse Holland...
© Peter van der Sluijs
CC BY-SA 3.0

NutanAbsattelring.jpg
© Kassandro
CC BY-SA 3.0

Krushevo - P1100303.JPG
© User:Vmenkov
CC BY-SA 3.0

PL-PK Bolestraszyce, ar..
© Kroton
CC BY-SA 3.0

PL-PK Bolestraszyce, ar..
© Kroton
CC BY-SA 3.0

Young woman with her ju..
© Peter van der Sluijs
CC BY-SA 3.0

Hohenschwangau village ..
© © Pierre André
CC BY-SA 4.0

East bulgarian Kabiyuk ..
© Izvora
CC BY-SA 4.0

Trot animated frame 000..
© Photos and animation..
CC BY 2.5