Updated migration script to use new yaml serialization
Updated migration script to use new yaml serialization

graingert/vcrpy,kevin1024/vcrpy,ByteInternet/vcrpy,ByteInternet/vcrpy,aclevy/vcrpy,poussik/vcrpy,agriffis/vcrpy,mgeisler/vcrpy,kevin1024/vcrpy,poussik/vcrpy,bcen/vcrpy,gwillem/vcrpy,graingert/vcrpy,IvanMalison/vcrpy,yarikoptic/vcrpy