whoops: remove last-change from repo
whoops: remove last-change from repo

TBR=adg
CC=golang-codereviews
https://codereview.appspot.com/82060044

tmaiaroto/google-api-go-client,Shino1024/google-api-go-client,aquarat/google-api-go-client,maskofG/google-api-go-client,freehaha/freehaha-gapi,Shino1024/google-api-go-client,abujehad139/google-api-go-client,freehaha/freehaha-gapi,abujehad139/google-api-go-client,aquarat/google-api-go-client,tmaiaroto/google-api-go-client,maskofG/google-api-go-client