Open gzip file in python-2.6 compatible way
Open gzip file in python-2.6 compatible way

mattdr/gsutil,chriskuehl/gsutil-debian,GoogleCloudPlatform/gsutil,fishjord/gsutil,GoogleCloudPlatform/gsutil,dtjackson/gsutil,BrandonY/gsutil,ttiurani/gsutil,craigcitro/gsutil,dimfeld/gsutil