Upate docs, to use forked mockgen until mockgen is fixed
PR to mockgen is sent, until it is merged we can use rmohr/mock/mockgen.
@@ -123,7 +123,7 @@ First install the generator tools:
```bash
go get -u github.com/golang/mock/gomock
-go get -u github.com/golang/mock/mockgen
+go get -u github.com/rmohr/mock/mockgen
go get -u github.com/rmohr/go-swagger-utils/swagger-doc
```
