Added test: accessing same recource three times in once mode
Added test: accessing same recource three times in once mode

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