Hello,

I'm getting persistent failures in the Go job on Travis-CI:
https://travis-ci.org/pitrou/arrow/jobs/403221354

Is this expected?  Excerpt:

"""
$ go get -t -v ./...
github.com/apache/arrow (download)
github.com/stretchr/testify (download)
go/arrow/type_traits_boolean.go:20:2: use of internal package not allowed
go/arrow/array/array.go:23:2: use of internal package not allowed
go/arrow/array/array.go:24:2: use of internal package not allowed
go/arrow/math/math_amd64.go:22:2: use of internal package not allowed
go/arrow/memory/memory_amd64.go:22:2: use of internal package not allowed
go/arrow/memory/buffer.go:22:2: use of internal package not allowed
The command "eval go get -t -v ./... " failed. Retrying, 2 of 3.
"""

Regards

Antoine.