Fix progress percentage, be only verbose when asked to.
Add --quiet options for cron job use.

Only output anything if there was a problem.
Add s3-mp-cleanup for viewing and cancelling incomplete multipart uploads.

Apparently S3 keeps these around forever and charges you for it.
Grammar matters!
Cleanup
Merge pull request #14 from ingmar/master

Add --quiet option, fix percentage calculation, add multipart view/cleanup