Fix rsync egg-package import failure, update an old comment
Fix rsync egg-package import failure, update an old comment

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