Stability and Logging enhancements.
- Sheet attachments are now created at the time of download, not any earlier.
- On 500 errors the backup utility will wait and try to retrieve the data multiple times.
- Increased error logging.
- Better handling of unique names for attachments with duplicate file names.
- Enhanced sheet attachment handling so that two threads will not try to write to the same file at the same time.
Updating release history
Merge branch 'master' of github.com:smartsheet-platform/backup-java